{"title": "Tag des offenen Heizungskellers", "start": "2026-11-21T00:00:00+01:00", "end": null, "place": "BUND Berlin", "address": "Crellestraße 35, 10827 Berlin", "price": "", "price_from": null, "price_to": null, "category": "tours", "tags": ["nature/climate", "food-drink"], "description": "On the Tag des offenen Heizungskellers (Day of the Open Heating Cellar), more than 1,000 flat and house owners across Germany open the doors of their heating cellars. The day of action is jointly organised by BUND, Campact, co2online, GermanZero, Greenpeace Deutschland and the Solarenergie-Förderverein Deutschland. Visitors can learn from neighbours who already heat without fossil fuels about heat pumps, costs and renovation – not from professionals with a sales interest. Around three dozen sites take part in Brandenburg and Berlin, from single-family homes to apartment blocks; visits are arranged via a map on offenerheizungskeller.de with a registration form.", "url": "https://noky.io/en/berlin/events/tag-des-offenen-heizungskellers-11512/", "official_url": "https://www.bund-berlin.de/service/termine/detail/event/tag-des-offenen-heizungskellers/", "image": "https://noky.io/images/d804bb8902e19d0bc2845b2b9a38481d90c077af7f6c7140023ebbe23c11072d-2000.webp", "dates": [{"start": "2026-11-21T00:00:00+01:00", "end": null, "place": "BUND Berlin", "address": "Crellestraße 35, 10827 Berlin", "tickets": ""}], "similar": [{"title": "Aktionstag energetische Gebäudemodernisierung", "start": "2026-11-19T09:30:00+01:00", "end": null, "place": "Hermannstraße 186, 12049 Berlin", "address": "Hermannstraße 186, 12049 Berlin", "price": "", "price_from": null, "price_to": null, "category": "talks-readings", "tags": ["science/technology/energy", "society/housing"], "description": "The day of action on energy-efficient building modernisation is an event with specialist talks, a panel discussion, practical examples and exhibitors on how existing buildings can be prepared for the heat transition in an economical way. It forms the conclusion of the action weeks on energy-efficient building modernisation by BAUinfo Berlin. The focus lies on building energy efficiency, heat pumps in existing buildings as well as funding and financing options. The event is aimed in particular at housing companies, housing cooperatives, property managers, owners of apartment buildings and professionals from planning, energy consultancy and the building trades.", "url": "https://noky.io/en/berlin/events/aktionstag-energetische-gebaudemodernisierung-96893/", "official_url": "http://www.bauinfo-berlin.de", "image": ""}, {"title": "Sitzung des AK Klima & Erneuerbare Energien im November", "start": "2026-11-18T19:00:00+01:00", "end": null, "place": "BUND Berlin", "address": "Crellestraße 35, 10827 Berlin", "price": "", "price_from": null, "price_to": null, "category": "talks-readings", "tags": ["nature/climate"], "description": "This is a meeting of the Climate & Renewable Energies working group of BUND Berlin, a group committed to ambitious climate protection and a dynamic energy transition, regionally in Berlin-Brandenburg as well as in national politics and globally. The working group aims to help renewable energies achieve a breakthrough and push for the fastest possible exit from fossil fuels. Newcomers are explicitly welcome, and any kind of commitment is encouraged. More information is available by email at akklee[ät]bund-berlin.de.", "url": "https://noky.io/en/berlin/events/sitzung-des-ak-klima-erneuerbare-energien-im-november-11505/", "official_url": "https://www.bund-berlin.de/service/termine/detail/event/sitzung-des-ak-klima-erneuerbare-energien-im-november/", "image": ""}, {"title": "Lehnitzer Energie-Treff: Selber Heizkosten senken", "start": "2026-11-17T19:30:00+01:00", "end": "2026-11-17T21:30:00+01:00", "place": "Stadt Oranienburg", "address": "", "price": "", "price_from": null, "price_to": null, "category": "talks-readings", "tags": ["nature/environment"], "description": "The Lehnitzer Energie-Treff is a free, open exchange meeting with no commercial background, where nothing is sold. Behind it are people who want to share their practical knowledge with others. Fitting the start of the heating season, it is about practical ways to lower heating costs yourself, especially cheap measures you can do without a tradesperson: room temperature, airing, heating settings and hot water use. Whether an old or new building, fossil heating or a heat pump – everywhere something can be optimised, even by half.", "url": "https://noky.io/en/berlin/events/lehnitzer-energie-treff-selber-heizkosten-senken-133776/", "official_url": "", "image": ""}, {"title": "Offene Türen in der Maschinenhalle", "start": "2026-11-15T12:00:00+01:00", "end": "2026-11-15T13:30:00+01:00", "place": "Naturschutzzentrum Ökowerk Berlin", "address": "Teufelsseechaussee 22, 14193 Berlin", "price": "kostenfrei | Spende erbeten", "price_from": "0.00", "price_to": "0.00", "category": "tours", "tags": ["history/industrial-history", "nature"], "description": "Offene Türen in der Maschinenhalle is a guided tour or excursion where visitors explore the machine hall at Ökowerk on their own. Ökowerk runs it for children, teenagers, adults and families, with Michael Schwoy in charge. Its theme is the waterworks, and the machine hall is a place where you can literally breathe in the air of a monument, with knowledgeable staff around for any questions. No registration is required.", "url": "https://noky.io/en/berlin/events/offene-turen-in-der-maschinenhalle-13310/", "official_url": "https://www.oekowerk.de/angebote/veranstaltungsprogramm/veranstaltung/offene-tueren-in-der-maschinenhalle-96991", "image": "https://noky.io/images/103c86a6993dce7f281e3ebda54f64bb7f338e605e3c73948309b0522f78b12d-600.webp"}, {"title": "Gegen Mietverdrängung durch sogenannte energetische und Luxussanierung für unverfälschte Denkmalpflege und Instandhaltung", "start": "2026-11-08T10:00:00+01:00", "end": "2026-11-08T18:00:00+01:00", "place": "An der Heide 1 13509", "address": "An der Heide 1 13509", "price": "", "price_from": null, "price_to": null, "category": "demos", "tags": ["society/housing"], "description": "A demonstration under the title „Gegen Mietverdrängung durch sogenannte energetische und Luxussanierung für unverfälschte Denkmalpflege und Instandhaltung“ in Berlin. The march starts at An der Heide 1 and runs along An der Heide, Kehrwieder, Am Rosensteg and Am Brunnen, alternating every 2 hours. The event is listed with the Versammlungsbehörde Berlin. Who is behind the demonstration is not stated.", "url": "https://noky.io/en/berlin/events/gegen-mietverdrangung-durch-sogenannte-energetische-und-luxu-4061/", "official_url": "", "image": ""}, {"title": "Betriebs- und Heizkosten mit KI überprüfen", "start": "2026-11-18T18:30:00+01:00", "end": null, "place": "Stille Straße 10", "address": "Stille Straße 10, 13156 Berlin", "price": "kostenlos", "price_from": "0.00", "price_to": "0.00", "category": "talks-readings", "tags": ["society/housing/tenants-rights", "science/ai"], "description": "A free evening of exchange for tenants and interested people from Pankow and Weißensee, focusing on using AI for complex operating and heating cost statements. The Pankow district group of the Berliner MieterGemeinschaft, a regular guest at Stille Straße 10, invites experts from the Mieterinitiative Pfarrsiedlung Berlin-Rudow. It covers how artificial intelligence can be used in statements involving heat contracting and district heating, up to forecasting future operating costs. Registration by email or telephone is possible.", "url": "https://noky.io/en/berlin/events/betriebs-und-heizkosten-mit-ki-uberprufen-42867/", "official_url": "https://stillestrasse.de/betriebs-und-heizkosten-mit-ki-ueberpruefen/", "image": "https://noky.io/images/0d2945765cdbf4bf45f754e8ea69c9ed2c0040e78d8b7e8da4fe55e766da5894-2000.webp"}, {"title": "Familien-Freitag GREEN PLANET BERLIN", "start": "2026-11-13T12:00:00+01:00", "end": null, "place": "FEZ-Berlin", "address": "Straße zum FEZ 2, 12459 Berlin", "price": "", "price_from": null, "price_to": null, "category": "kids-family", "tags": ["nature/climate"], "description": "A family day built around the exhibition GREEN PLANET BERLIN at FEZ-Berlin. Families explore interactive workshops with hands-on stations and experiments. It is about what a climate-friendly city needs, what uses a lot or little energy, and what everyone can do to save resources and protect the environment. Visitors experience that change can begin right on their doorstep in Berlin.", "url": "https://noky.io/en/berlin/events/familien-freitag-green-planet-berlin-19761/", "official_url": "https://fez-berlin.de/programm/detailansicht/familien-freitag-green-planet-berlin", "image": "https://noky.io/images/ffe4916cd826a78b829f40f648dfe35be3e56d8efb946708f3acfff05f2c5278-1200.webp"}, {"title": "Offener Laden", "start": "2026-11-08T11:00:00+01:00", "end": "2026-11-08T14:00:00+01:00", "place": "Stadtteilladen Rote Ella", "address": "", "price": "", "price_from": null, "price_to": null, "category": "food-drink", "tags": ["community/neighbourhood"], "description": "\"Offener Laden\" is a get-together at a neighborhood shop where visitors can learn about local community work over tea, coffee or a lemonade. The event is run by the Stadtteilkomitee Berlin, which does neighborhood work on the ground. It invites people to drop in, meet the team and get to know their work in the area, with no set program. The shop regularly opens on Friday afternoons and Sunday mornings.", "url": "https://noky.io/en/berlin/events/offener-laden-27344/", "official_url": "https://gegenmacht.jetzt/events/offener-laden-2026-10-23/", "image": ""}]}