{"title": "Tag des offenen Heizungskellers 2026", "start": "2026-11-21T00:00:00+01:00", "end": null, "place": "Greenpeace", "address": "Marienstraße 19-20, 10117 Berlin", "price": "", "price_from": null, "price_to": null, "category": "tours", "tags": ["nature/climate", "food-drink"], "description": "Tag des offenen Heizungskellers is a nationwide day of action in which homeowners open their doors to show how climate-friendly heating technology works in everyday life. The day is run by a coalition that includes homeowners, volunteer teams and municipalities. Visitors can ask questions at eye level and get answers without any sales pressure. The aim is to provide practical insights, strengthen neighbourhoods and lower the hurdles to modernisation – practical, non-commercial and non-partisan.", "url": "https://noky.io/en/berlin/events/tag-des-offenen-heizungskellers-2026-45238/", "official_url": "https://offenerheizungskeller.de/", "image": "https://noky.io/images/44907d6babe9e50082636b94b82e5236856e6ffd4f7d0282e1f6c5d8f551d38b-600.webp", "dates": [{"start": "2026-11-21T00:00:00+01:00", "end": null, "place": "Greenpeace", "address": "Marienstraße 19-20, 10117 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": "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": "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": ""}, {"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": "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": "Bundesarchitektenkammer auf dem Heinze Klimafestival", "start": "2026-11-18T09:00:00+01:00", "end": "2026-11-19T14:00:00+01:00", "place": "STATION Berlin", "address": "Luckenwalder Straße 4-6, 10963 Berlin", "price": "", "price_from": null, "price_to": null, "category": "talks-readings", "tags": ["art/architecture", "nature/climate"], "description": "The Heinze Climate Festival for the construction transition takes place at STATION Berlin. The Federal Chamber of Architects is an initiative partner of the festival and is represented with its own stand. Over two days, keynotes, talks and practical examples focus on sustainable planning and building. Wiebke Ahues takes part in two sessions.", "url": "https://noky.io/en/berlin/events/bundesarchitektenkammer-auf-dem-heinze-klimafestival-13511/", "official_url": "https://bak.de/veranstaltung/bundesarchitektenkammer-auf-dem-heinze-klimafestival/", "image": ""}, {"title": "5. Klimafestival von BauNetz und Heinze", "start": "2026-11-18T09:00:00+01:00", "end": "2026-11-19T00:00:00+01:00", "place": "Bücherbogen", "address": "Stadtbahnbogen 593, 10623 Berlin", "price": "", "price_from": null, "price_to": null, "category": "festivals-street", "tags": ["art/architecture", "nature/climate"], "description": "The 5th Climate Festival by BauNetz and Heinze is an event about the transformation of construction, bringing together everyone who builds, plans and decides. It offers concrete answers on the circular economy, biodiversity and climate-neutral building. Renowned voices from science, planning and practice open up the discourse. It features talks, project insights, workshops and exhibitions for shaping, networking and learning.", "url": "https://noky.io/en/berlin/events/5-klimafestival-von-baunetz-und-heinze-21980/", "official_url": "", "image": "https://noky.io/images/58acf2578b2b93a597355600d394e81ea056ea9d5ca07520175c3213fdb0ceb5-1200.webp"}, {"title": "Klimafestival für die Bauwende 2026", "start": "2026-11-18T00:00:00+01:00", "end": "2026-11-19T00:00:00+01:00", "place": "Bundesverband Nachhaltige Wirtschaft", "address": "Unterbaumstraße 4, 10117 Berlin", "price": "", "price_from": null, "price_to": null, "category": "talks-readings", "tags": ["science/earth-sciences/climate", "art/architecture"], "description": "The Klimafestival für die Bauwende brings together everyone who builds, plans and decides to jointly transform the construction industry sustainably. It is organised by BauNetz and Heinze together with initiative partners. It offers concrete answers on circular economy, biodiversity and climate-neutral construction. Visitors can expect talks, project insights, workshops and exhibitions with renowned voices from science, planning and practice.", "url": "https://noky.io/en/berlin/events/klimafestival-fur-die-bauwende-2026-13535/", "official_url": "", "image": "https://noky.io/images/58acf2578b2b93a597355600d394e81ea056ea9d5ca07520175c3213fdb0ceb5-1200.webp"}]}