Climate Policy

Grass and clover can provide more than animal feed

Researchers show grass and clover can replace soy feed and make carbon-capturing fuel.

Berlin’s REWE supermarket: the grocery store with a working rooftop farm

A Berlin grocery store grows its lettuce on the roof, using the store's own waste heat and

Small portfolio shifts could deliver major food sustainability gains, UK analysis finds

Changing just 10% of food products could make UK diets much healthier and greener.

Community-based conservation is a good climate investment in Brazil & beyond (commentary)

Fifty years of doubt overturned: local communities protect nature better than top-down rules.

We could soon be able to track changes in Australia's forests in near‑real time—using satellites

Australia's remote forests will soon send sensor data via satellites in near real time.

Juneau can’t stop the floods, but it’s learning to see them coming

Juneau can't stop glacier floods, so it built a way to see them coming.

‘I see them like my own children’: reforesting Ethiopia with 50bn trees, one step at a time

Ethiopia's forest cover jumped from 15.5% to 23.6% as citizens plant 50 billion trees.

51 ways to get the planet tipping the right way

51 ready-to-go fixes could trigger an unstoppable wave of positive environmental change.

Analysis: India’s power-sector emissions flat for two years due to clean-energy surge

India's power-sector CO2 stayed flat for two straight years for the first time in 50 years.

Spekboom is nutritious, water‑wise and edible—so why aren't more South Africans eating it?

A drought-proof shrub in South Africa both fights erosion and feeds people—so why isn't it on

Earthshot and the science of positive tipping points: How environmental progress can become unstoppable

Small green wins can grow into unstoppable momentum, and Earthshot is discovering how.

Analysis: Global fossil-fuel emissions set to fall in 2026 amid Hormuz crisis

A war could cut global fossil-fuel emissions by 0.5% in 2026 as prices spike.

Irrigation’s climate benefit could equal 363 years of its own emissions

Irrigation stops 6.86 gigatons of emissions — 363 years of its own pollution.

As Russia attacks Ukraine’s grid, solar offers a path to resilience

Rooftop solar keeps a Ukrainian door factory running through Russia's winter blackouts.

The Surprising Math That Makes EV Charging 30% Cheaper — and Privacy-Safe

Coordinating just 3 charging hubs makes EV charging 30% cheaper and cuts emissions 25%.

Study explores new photonics advance: Topology imprinting in nonlinear metasurfaces

Tiny surfaces can now copy light patterns across different colors, opening new doors for imaging

US solar hits milestone, with enough installed capacity to generate power for 50 million homes

US solar now powers 50 million homes — one-third of all households in the country.

Plasma and electricity convert CO₂ into methanol, butane and other useful chemicals

Yale turns polluting CO2 into methanol and butane fuel using plasma and a nonstick-pan membrane.

Greenhouse gas benefits of agricultural irrigation far outweigh emissions costs, study finds

Irrigating US crops avoids 363 times more emissions than it creates.

Scientists stunned as volcano cloud starts destroying methane

A volcano's own ash cloud cleaned up its methane pollution for over a week — a brand-new natural