Sierra Club
Meet other Sierra Club members to talk about environmental issues.
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Frequently Asked Questions
Yes! Check out sierra club events happening today here. These are in-person gatherings where you can meet fellow enthusiasts and participate in activities right now.
Discover all the sierra club events taking place this week here. Plan ahead and join exciting meetups throughout the week.
Absolutely! Find sierra club events near your location here. Connect with your local community and discover events within your area.
Sierra Club Events Today
Join in-person Sierra Club events happening right now
Book Club Meeting 2 - Death and the Gardener by Georgi Gospodinov
***Goal***
With this month's pick; we wanted to widen our horizons and explore more international authors. Join us to exchange your thoughts about this touching Bulgarian family story and be ready to share which scene particularly struck you (extra points if you bring a drawing that was inspired by it!)
***Schedule***
18:00 - Arrival and chitchats
18:20 - Small introduction of the book and first thoughts
18:30 - General discussion
19:00 - Show your drawing/painting!
19:30 - Further discussion and choice of the book for March
Bouldering evening 🧗🏻♀️
**Let’s Go Bouldering! 🧗♀️🌱**
Date: Thursday, March 5th
Time: 18:00
Location: Urban Apes Basement Berlin
Stresemannstraße 72, 10963 Berlin, Germany
Join us for an active and fun evening of bouldering! Whether you’re a complete beginner or already experienced on the wall, this is a great opportunity to challenge yourself, move your body, and connect with like-minded individuals in a relaxed and supportive atmosphere.
No ropes, no pressure — just climbing, cheering each other on, and having a good time.
Important Info:
They accept Urban Sports memberships.
A day ticket costs €13,90.
Shoe rental is €4,90 if you don’t have your own.
✨ Spots are limited! Please RSVP early to secure your place, and if your plans change, kindly update your RSVP so others on the waitlist can join.
👩💻🧑🏻💻✍️ Wikipedia: Jugend editiert
Wissen verändert die Welt. Mach Mit!
Du hast Wikipedia in der Schule, der Uni oder woanders genutzt und dich schon immer gefragt, wie die Artikel entstehen – und möchtest tiefer einsteigen? Dann aufgepasst:
**Jugend editiert** richtet sich speziell an junge Leute bis 25. Wir treffen uns immer am **1\. Donnerstag** im Monat. Zusammen erleichtern wir Neulingen den Einstieg in die Wikipedia und tauschen uns aus. Erfahre die vielfältigen Möglichkeiten, wie du deine eigenen Interessen einbringen kannst, so dass auch die Gesellschaft davon profitieren kann. Für eine Betreuung von minderjährigen Teilnehmenden wird durch Wikimedia Deutschland gesorgt, es gelten die [Hausordnung des WikiBär](https://de.wikipedia.org/wiki/Wikipedia:WikiB%C3%A4r/Hausordnung) und die Regeln des Jugendschutzgesetzes.
🕖 Termine: immer am 1. Donnerstag im Monat ab 18.00 Uhr
ℹ️ Aktuelle Termine: [https://w.wiki/tv](https://w.wiki/tv)
Die Teilnahme ist kostenfrei, vor Ort können Leihrechner zur Verfügung gestellt werden. Minderjährige ohne Begleitperson melden sich bitte über die E-Mail-Adresse an, damit ihr eine Einverständniserklärung für Erziehungsberechtigte erhaltet und ausgefüllt mitbringen könnt: [community@wikimedia.de](mailto:community@wikimedia.de)
P. S.: Auch wenn die Teilnahmezahlen hier niedrig erscheinen – wir bewerben das Event noch auf anderen Plattformen.
Foto: Freddy2001, [CC BY-SA 3.0](https://creativecommons.org/licenses/by-sa/4.0), via Wikimedia Commons
Terrible Volleyball (indoor)
Here, If you are good .... you are doing it wrong!
Join us for a fun, low-pressure meetup where everyone's a terrible volleyball player! Whether you're a complete beginner or just really, really bad, we're all here to have a laugh and enjoy the game. No experience necessary, just a willingness to have a good time. See you there!
NOT SUITABLE for competitive players !
***This is an indoor event. Please bring hall-sport shoes with light colour soles, street shoes or dark soles are not allowed.***
Follow us on Insta: https://www.instagram.com/landlsc
Staying relevant: Data, innovation and the architecture of decision-making
Finally, it’s happening! [Value Rebels](https://www.valuerebels.com/) are thrilled to invite you to another [Product Management Night](https://productmanagementnights.com/), this time in the inspiring office of [Babbel](https://uk.babbel.com/). Under the banner “Staying Relevant: Data, innovation, and the architecture of decision-making”, we’ll explore how to stay innovative in a fast-changing environment and what it really takes to make meaningful, data‑informed decisions in a world saturated with signals.
📅 **Date**: March 5th
📍 **Location:** Babbels office at [Andreasstraße 72, 10243 Berlin](https://maps.app.goo.gl/PNNNehcW9GmBdf6T7)
🥂 Drinks & Finger Food Provided (veggie/vegan)
**Timetable**
18:00 \| Doors Open: Networking over drinks and light food
18:45 \| Intro and hello from Value Rebels and Babbel
19:00 \| “Escaping the innovator’s dilemma: How established companies stay disruptive” \- An on\-stage discussion with [Diana Pulnar](https://www.linkedin.com/in/diana-pulnar-51781b13/)
19:30 \| Break
19:40 "What data-driven, actually means in 2026" - A talk by [Markus Kiefer](https://www.linkedin.com/in/markus-kiefer-979372388/)
20:10 \- 21:00 \| Closing & Networking
(Please note: times are approximate)
**Get to know our experts & speakers**
🎤 **[Markus Kiefer](https://www.linkedin.com/in/markus-kiefer-979372388/)**[ ](https://www.linkedin.com/in/markus-kiefer-979372388/)is a Tech & Data Consultant passionate about turning data into better product decisions. He works with product and engineering teams to design data-driven systems and helps organisations not just to understand their users but the systems that increasingly decide for them.
🎤 **[Diana Pulnar](https://www.linkedin.com/in/diana-pulnar-51781b13/)** is VP Product at Babbel, where she leads teams that translate speech technology and learner insights into concrete outcomes. She focuses on product strategies that balance data with real learner behaviour and uses experimentation to keep decisions anchored in results for learners.
**Why join us?**
* **Discover how to stay relevant:** explore how established teams handle innovation, trade‑offs and the tension between today’s business and tomorrow’s bets.
* **Rethink what “data‑driven” means:** move from more dashboards to understanding the whole system behind your product decisions.
* **Connect with peers who get it:** share experiences with senior product, tech and data people facing similar constraints and ambitions.
**Who should attend?**
Product Leaders & Drivers
C-level & Business Leaders
Experienced product contributors
🚨 Limited spots available - reserve yours only if you’re sure you can join!
📸 **📸 Please note:** We will be capturing event photos for promotional use. Let us know if you prefer not to be photographed. Photos are only taken of people who give consent on site. You can always say no or change your mind on the day or by emailing employerbranding@babbel.com
🔜 Looking forward to seeing you on March 5th
MUSIC MARKETING MEETUP : GEMA special (royalties and publishing)
Hey everyone, welcome to our next Berlin Music Marketing Meetup. This time, we invited the GEMA to talk about publishing and royalties, but also about the institution itself and what they offer to musicians (songwriting camps, educational programs..).
Special musician guest : [Antoine Villoutreix](https://open.spotify.com/artist/1LeuN4Zsd04HulaBIIRYVb?si=vCP2s-VHTu2u04dlml-dPg)
Join this special event, make new connections with other musicians and industry pros, while learning something new about the music business.
Everyone's welcome and the event is free. We look forward to meeting you there!
Design by: [Weiter](https://weiterstudio.com/ "https://weiterstudio.com/")
Sierra Club Events This Week
Discover what is happening in the next few days
Silent Reading / Creating Club at W66 (Saturday) [Luma to RSVP]
RSVP on Luma:
https://luma.com/h4xm63a4
Silent Reading / Creating Club is a gathering for people who enjoy focusing together in public.
Bring a book, a notebook, a sketchpad, knitting needles — whatever you’d like to spend a quiet hour with. All projects and all participants are welcome.
This year is about creating more — quietly, consistently, imperfectly — and shaping environments that support that. If you’re building something of your own, you’re especially welcome here.
We’re building a community of readers and creators who value depth, presence, and shared silence. The magic isn’t just in the quiet hour — it’s in the people who return and make it feel like a familiar room.
(Please RSVP “yes” only if you can make it, so we can save a seat for you and others on the waitlist.)
This quiet ritual unfolds at **W66 Café**.
There’s no entrance fee, but please order at least one item from the café and don’t bring outside drinks 🙂
No assignments. No pressure. No productivity race. Just a shared hour of intentional silence, followed by relaxed conversation.
🕰 Our Agenda
**10:30 – 11:00**
Arrivals, ordering drinks/food, light social time
**11:00 – 12:00**
The Great Quiet Hour
(Read. Write. Sketch. Code. Think. Sit.)
**12:00 – 12:30**
Optional socializing — share what you were reading or creating, or simply continue in quiet focus.
## **🏡 House Guidelines**
To keep this space calm and welcoming for everyone:
• Silence during the focus hour (no calls or conversations)
• Phones on silent mode
• If using a laptop, please avoid meetings or audio — headphones welcome
• Arrive before 11:00 if possible to minimize disruptions
Berlin Arabic Book Club Weekly Session
📚 **Berlin Arabic Book Club – Weekly Meetup**
Join us for our weekly book discussion. Whether you're reading a novel in Arabic, a memoir in English, or a philosophical essay in German, you're welcome to bring it and share a few thoughts. Each session is relaxed, with no required reading — just bring a book you’re currently into or one you’ve read and want to talk about.
### 🔸 What to Expect:
* We gather, grab coffee or tea ☕, and introduce ourselves.
* Each member briefly talks about their book (any language is fine: Arabic, English, or German).
* We open the floor for conversation, questions, or thoughts sparked by the books.
* Cultural exchange is encouraged!
### 🔸 What to Bring:
* A book you're reading or one you'd love to talk about.
* An open mind and curiosity.
**اللقاء الأسبوعي لنادي الكتاب العربي في برلين**
انضموا إلينا في لقاءنا الأسبوعي في مقهى **دندنة** الدافئ! سواء كنت تقرأ رواية بالعربية، أو مذكرات بالإنجليزية، أو مقالة فلسفية بالألمانية — فأنت مرحب بك لتشارك ببعض الأفكار عنها. اللقاء غير رسمي، ولا توجد قراءة إلزامية — فقط احضر كتابًا تقرأه حاليًا أو كتابًا أحببته وتود الحديث عنه.
### 🔸 ماذا تتوقّع؟
* نبدأ بالتعارف وطلب القهوة أو الشاي ☕.
* يشارك كل عضو نبذة عن كتابه (أي لغة مرحّب بها: العربية، الإنجليزية، أو الألمانية).
* نفتح المجال للنقاش والأسئلة وتبادل الأفكار المستوحاة من الكتب.
PlebWalk Berlin
Willkommen zum 18. PlebWalk.
Hast du Lust, einen entspannten Tag in der Natur zu verbringen, etwas für deine körperliche und geistige Gesundheit zu tun, über Bitcoin zu sprechen und Zeit mit tollen Bitcoinern zu verbringen? Natürlich sind auch Neulinge und zukünftige Bitcoiner willkommen.
LOS GEHT'S!
08.03.2026 Plebwalk Berlin Spreetour
Treffpunkt: S-Bahnhof Jungfernheide
Endpunkt: S-Bahnhof Jannowitzbrücke oder Holzmarkt
Uhrzeit: 14:00 Uhr (Bitte pünktlich sein! Die maximale Wartezeit beträgt 15 Minuten, so dass wir spätestens um 14:15 Uhr mit dem PlebWalk beginnen können).
Dauer: 3-4 Std
Öffentliche Verkehrsmittel: S41, S42, S9, S7, S5, S3
Strecke: 13km Schlosspark Charlottenburg - Tierpark, Bundestag/Spreebogen - Nikolaiviertel - Holzmarkt
Bei Fragen kontaktiert gerne die PlebWalk Telegram Gruppe (https://t.me/plebwalk_berlin).
\-\-\-\-\-\-\-\+\+\+\+\-\-\-\-\-\-\-
Welcome to the 18th PlebWalk in Berlin.
Want to enjoy a relaxed day out in nature, do something for your physical and mental health, talk about Bitcoin and spend some time with awesome bitcoiners? Of course, newbies and future-bitcoiners are welcome as well.
Meeting point: S-Bahnhof Jungfernheide
Final stop: S-Bahnhof Jannowitzbrücke or Holzmarkt
Public Transport: S41, S42, S9, S7, S5, S3
Meeting time: 02:00 pm (Please be on time! Max waiting time is 15 min so that we will start our PlebWalk no later than 02:15 pm).
Route: 13km Schlosspark Charlottenburg - Tierpark, Bundestag/Spreebogen - Nikolaiviertel - Holzmarkt
For any questions, feel free to reach out to the PlebWalk Telegram group (https://t.me/plebwalk_berlin). (bearbeitet)
Women’s Book Club: Reading Lolita in Tehran by Azar Nafisi
This week we are discussing **Azar Nafisi:** Reading Lolita in Tehran.
We look forward to seeing you!
If you have book suggestions, would like to vote on our next reads, or join us for additional activities, please ask someone at the meeting to add you to our WhatsApp group.
**Also, if you're unable to attend, please update your RSVP so that someone from the waiting list can take your spot.**
Biesenthaler Becken: Hike through glacial lands carved by the last Ice Age
**Discover a diverse landscape of open fields, lakes, forests & creeks while listening to the birds singing and the water murmuring.**
Check this Reels [Click here ](https://www.instagram.com/reel/Cw8Fb3MI0Bj/?igshid=MzRlODBiNWFlZA==)
**WHY GO?**
Join us as we explore the ancient landscape of Biesenthaler Becken, a region well-known for its rich biodiversity and breathtaking scenery. Take a break from the humdrum of city life and immerse yourself into the serenity of sprawling forests, meadows with wildflowers, and the company of little forest animals and migratory birds.
The trail starts from the former agricultural town of Biesenthal where you will meander through beautiful open fields with views of the Streesee lake before stopping for a picnic lunch break. Then, you will continue on towards the Biesenthaler basin to explore its glacial landscape dating back to the Ice Age. Enjoy a photo stop at the stunning Lake Hellsee and finally, toast to a great hike at a beer garden on the banks of the Obersee Lake.
**HOW DO I JOIN THIS EVENT?**
Click on link below to get complete info and to sign up for this event by getting your ticket.
[https://biesenthaler-becken-hike-8feb2026.eventbrite.de](https://biesenthaler-becken-hike-8feb2026.eventbrite.de)
### **TRIP DETAILS**
**Meeting location & time:**
* Option A: [Berlin Central Train Station (Berlin Hbf) ](https://maps.app.goo.gl/rmtWJoJyzsJ8CLgm6 "https://maps.app.goo.gl/rmtWJoJyzsJ8CLgm6")at 9:30 am
* Option B: [Biesenthal Bahnhof ](https://maps.app.goo.gl/BP6msv5NN99yBNva8 "https://maps.app.goo.gl/BP6msv5NN99yBNva8")at 10:45 am
**Finishing location & time:**
* Option A: [Berlin Central Train Station (Berlin Hbf)](https://maps.app.goo.gl/BuF3N1q6mh5FFhf69 "https://maps.app.goo.gl/BuF3N1q6mh5FFhf69") at 5:30pm
* Option B: [Bus stop Lanke, Dorf](https://maps.app.goo.gl/z7rxMV2is6DNEEMK7 "https://maps.app.goo.gl/z7rxMV2is6DNEEMK7") at 4pm
**Distance:** 13 km walking, 5 hours from start to closing, multiple break times
**Hiking Difficulty:** Easy – walking on marked paths / dirt roads, mostly flat terrain, relaxed pace
**Kid Friendly:** Yes
**Price:** Starting from **11 euros**
**What is included?**
* Community leader & guide for the entire duration.
* Transportation to and from Berlin (based on the ticket option selected).
* Access to google photos album dedicated for this trip for sharing all your amazing pics & videos from the trip.
* Access to a WhatsApp group for confirmed participants.
**Note:** Please contact us immediately if you do not have WhatsApp & we can make alternate arrangements from our end to ensure you do not miss out on any communication.
Please do join our WhatsApp / Telegram channel for updates about our future trips including possible early bird discounts, contests etc.
1. [Whatsapp Channel](https://go.unt.global/travelgroup)
2. [Telegram Channel](https://t.me/urbanaturetravel)
Acro Yoga Kurs/Jam
AKRO YOGA
Jeden 2. Sonntag: Kurs
Jeden 1., 3., und 4. Sonntag: Open Jam
15 bis 18Uhr
\*KURS\*
Partner-Akrobatik im Offenen Wohnzimmer - Open Level Class
Der Kurs richtet sich an alle, die noch nie Partnerakrobatik ausprobiert haben, aber motiviert und interessiert sind. Aber auch für Menschen, die schon Erfahrungen mitbringen, wird etwas dabei sein. Wir praktizieren L-Basing (bei der eine Person auf der Erde liegt und eine andere Person auf den Füßen oder Armen balanciert).
Wir werden uns jede Woche mit einem neuen Flow beschäftigen, wobei unser Fokus vor allem auf sauberer Technik und Sicherheit liegt.
Du kannst gerne alleine kommen, wir werden im Kurs Partner\*innen zum Ausprobieren der Flows finden.
Du brauchst: Bequeme, eng anliegende Kleidung, etwas zu trinken. Matten sind vor Ort.
\*OPEN JAM\*
Partner-Akrobatik im Offenen Wohnzimmer - Offene Jam
Du möchtest deine neu gelernten Flows und Figuren aus der Partnerakrobatik mit anderen Menschen ausprobieren? Dann bist du hier genau richtig. Wir wollen gemeinsam einen Raum schaffen, in dem wir gemeinsam an unseren Flows arbeiten und kreativ experimentieren können.
Nach einem gemeinsamen Warm Up wird frei ausprobiert, um am Ende bei einem gemeinsamen Cool Down wieder zusammen zu kommen.
Du kannst gerne alleine kommen, es wird genug potentielle Partner\*innen vor Ort geben.
Du brauchst: Bequeme, eng anliegende Kleidung, etwas zu trinken. Matten sind vor Ort.
\*\*\*\*
Anmeldung erforderlich : melde dich bitte an unter [akro@filua.de](mailto:akro@filua.de)
Sierra Club Events Near You
Connect with your local Sierra Club community
First Book Club Meet Up!
This will be the first ever Book Club Meet up for this group!
* We will be discussing Dating After the End of the World by Jeneva Rose (if you would like a free EPUB copy of this book to read on kindle, message me & I can send you the ebook)
* ***Changed the book from Daggermouth due to it being independently published and hard to find in print****
* Feel free to attend even if you haven't started or finished the book ◡̈ !
* Small snacks will be provided. You’re welcome to bring your own snacks & drinks too!
* Even if the meetup event shows full, you are welcome to come. If you can no longer attend the event, no worries, just please try to update your status on meetup for it.
Bad Girls Book Club March 2026
**Our March pick is *God of the Woods* by Liz Moore.**
**This month’s novel is an award-winning literary mystery that blends family drama with psychological suspense. It explores women’s voices and relationships while delivering an exciting, eerie, and deeply suspenseful story. The book is 576 pages in print or 14 hours and 35 minutes on audiobook.**
Early morning, August 1975: a camp counselor discovers an empty bunk. Its occupant, Barbara Van Laar, has gone missing. Barbara isn’t just any thirteen-year-old: she’s the daughter of the family that owns the summer camp and employs most of the region’s residents. And this isn’t the first time a Van Laar child has disappeared. Barbara’s older brother similarly vanished fourteen years ago, never to be found.
As a panicked search begins, a thrilling drama unfolds. Chasing down the layered secrets of the Van Laar family and the blue-collar community working in its shadow, Moore’s multi-threaded story invites readers into a rich and gripping dynasty of secrets and second chances. It is Liz Moore’s most ambitious and wide-reaching novel yet.
Humanist Program: Fighting the Efforts to Insert Religion into Public Education
The Humanist Monthly Program is our longest running event and still a community favorite. In the old days it used to be called "Going to HCCO" and we still like to think of it as our flagship event.
Food and drinks will be provided at the event. Feel free to show up a little bit early to hang out and talk.
Our March speakers are Molly Gaines and Zack Parrish, co-organizers of the Secular Education Association:
They will share their story of how a small group of Ohio parents grew into a national organization tracking released-time religious instruction and other church–state issues in public schools. The presentation will cover SEA’s early wins and hard lessons, what we’re seeing nationally right now, and how local advocates can play a meaningful role in protecting public education. Attendees will leave with a clearer understanding of the landscape — and practical ways to get involved.
Going forward our meetings will be hybrid. You can meet us in-person or attend online
Join Zoom Meeting
[https://us02web.zoom.us/j/87836564953?pwd=4Mi57ElZkDIFlb1fnlNwOJ0NiOK4tP.1](https://us02web.zoom.us/j/87836564953?pwd=4Mi57ElZkDIFlb1fnlNwOJ0NiOK4tP.1)
Meeting ID: 878 3656 4953
Passcode: 760812
One tap mobile
+19292056099,,87836564953#,,,,\*760812# US (New York)
+13017158592,,87836564953#,,,,\*760812# US (Washington DC)
The formal presentation will start at noon
Columbus, OH Open Men’s Group / Intro to Men’s Work
Interested? Contact Preston Moore
k.preston.moore@gmail.com
614-300-5989
————————————
Engaging in men’s work is the new way to forge friendships while being open-minded to personal growth. Many men experience healthier relationships, personally and professionally, by engaging in this work.
Open Men’s Group is a container for men to share vulnerably without receiving judgment or feedback.
We believe that emotionally mature, powerful, compassionate, and purpose-driven men will help heal some of society’s deepest wounds. We support the powerful brilliance of men and we are willing to look at, and take full responsibility for, the pain we are also capable of creating – and suffering. We care deeply about men, our families, communities, and the planet.
Visit ManKind Project USA to discover more. https://mkpusa.org/
Powell Gold Star Referral Club Meetup
We meet at lunch each week and each meeting follows a fairly organized agenda. First all participants pass their business cards around. Then each member and guest is invited to give a one-minute overview of their company and what is a perfect referral for the week. We always have a 10 minute presentation from one of the members about their business in more detail. And finally we pass referrals. You're welcome to visit. Nobody is ever put on the spot. Bring plenty of cards!
Sunday Brunch
Sleep in on Sundays. When you've had your fill of pajama-time, roll out and have some tasty brunch with your fellow Humanists!







![Silent Reading / Creating Club at W66 (Saturday) [Luma to RSVP]](https://secure.meetupstatic.com/photos/event/b/1/0/5/highres_532785317.webp?w=640)


![Classic Spring Hike - Klosterfelde to Oranienburg [23.5km]](https://secure.meetupstatic.com/next/images/fallbacks/redesign/event-cover-5.webp?w=640)









