u3a

Climate Change & Environment

Earthset

Achieving net zero is this century’s Moonshot. The prize is minimising the severity of the worst climate consequences of global heating – leaving our children and future generations a sustainable “grand oasis” here on Earth.
- Nick Dunstone, writing in the Conversation

This site is an information source for all aspects of Climate and Environment, including Sustainable Living, Renewable Energy, and Recycling. If you are wondering why the site icon is '13', click here.

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Latest Notices

Webinar: How connecting to nature supports health and wellbeing

An online talk on 7th July at 14:00.

Second Nature 066 is now available

heatwaves - climate change, or just weather? Sunderland repeals its climate emergency declaration, Svalbard polar bears are fatter and healthier, Maldives are still there, it’s not Big Oil’s fault (or is it?), wind and solar overtake coal, 112GW of new battery storage worldwide, reprieve for Ocean Observatories Initiative, photosynthesis in trees does not always result in wood growth, UK household recycling rate “off track”, households in London buy nearly twice as many electricals as they throw away.

Great Britain's Water

u3a member Geoff says: I am preparing a book on water and would like to engage with those interested. Where there is specific interest, I can make the relevant draft chapter available. The book is non-political and aims to provide a well-informed treatment as a basis for discussion leading to the resolution of our national water problems.

Second Nature 065 is now available

Earth’s energy imbalance is at a record level, climate model drops worst-case scenario, NSF to dismantle Ocean Observatories Initiative, Atlantic cold blob is bad news for AMOC, El Niño kicks off, mangrove forests are healing, drone used to catch fly tippers, social tipping points, de-linking gas and electricity prices, a subscriber achieves greatly-reduced domestic CO2 emissions.

Climate Matters Monthly Meeting May 2026

A recording of the meeting is available online.

New categories in Posts

'Discussion topic' and 'small actions' are now categories in Posts. This is to make it easier to add new content.

National Emergency Briefing on Climate and Nature

Climate experts brief an audience of MPs, peers and other influential figures in public life.

Small Actions

Although small actions might not solve the climate crisis, they remind us that we are intrinsic parts of the world and its ecosystems.