Some want to ban geoengineering research. This would be a catastrophic mistake for our planet | Craig Segall and Baroness Bryony Worthington

‘Profound impacts’: record ocean heat is intensifying climate disasters, data shows

11h

Week in wildlife: rare gorilla twins, racing camels and a psychedelic spider

11h

Why is Trump interested in Greenland? Look to the thawing Arctic ice | Gaby Hinsliff

13h

‘Toughest conditions imaginable’: Victorians urged to shelter inside from heatwave as tropical cyclone heads for Queensland

21h

As a climate scientist, I know heatwaves in Australia will only get worse. We need to start preparing now | Sarah Perkins-Kirkpatrick

22h

‘They are going after everything rural’: inheritance tax U-turn does little to dampen farmers’ anger at Labour

Masses of toxic litter pours from Rhine into North Sea each year, research finds

US national parks staff say new $100 fee for non-residents risks ‘alienating visitors for decades’

Dense, sticky and heavy: why Venezuela’s oil is valuable to Trump – video explainer

If geoengineering is ever deployed in a climate emergency, transparency is key | Ines Camilloni

Household burning of plastic waste in developing world is hidden health threat, study shows

Tunbridge Wells residents without water again as supplier blames cold weather

Germany’s dying forests are losing their ability to absorb CO2. Can a new way of planting save them?

Shifting offshore sandbanks pose unique navigation hazard

Supermarkets could help UK shoppers eat more sustainable local fish – study

Dog food accounts for 1% of UK greenhouse gas emissions, study finds

‘The most dangerous day’: bushfires break out in Victoria as BoM warns of catastrophic conditions to come

Outrage as Trump withdraws from key UN climate treaty along with dozens of international organisations

Fly-arousing orchid and zombie fungus among 2025 botanical and fungal finds

What should Australians do when the heat is on? | Fiona Katauskas

Smaller farms in England to be prioritised for nature funding, minister to announce

Indian police raid home of environmental activists over anti-fossil fuel campaign

The LA wildfire victims still living in toxic homes: ‘We have nowhere else to go’

We study glaciers. ‘Artificial glaciers’ and other tech may halt their total collapse | Brent Minchew and Colin Meyer

Specieswatch: tough times for reindeer as rain increases in warming Arctic

Pesticide industry ‘immunity shield’ stripped from US appropriations bill

Kent water failure was foreseen and could have been stopped, regulator says

Trump taking ‘drill, baby, drill’ plan to Venezuela ‘terrible’ for climate, experts warn

We can safely experiment on reflecting sunlight away from Earth. Here’s how | Dakota Gruener and Daniele Visioni

Nature boys and girls – here’s your chance to get published in the Guardian

Violence, death and stolen land: people need to know the true cost of an avocado | Claudia Ignacio Álvarez

‘Mad fishing’: the super-size fleet of squid catchers plundering the high seas

Trump officials sue California cities over laws to restrict fossil fuels

UK car sales top 2m in 2025 as Chinese brands boom

Nine scientific breakthroughs I’d like to see in 2026 – from earworms to procrastination | Emma Beddington

Monarch butterflies could disappear. Butterfly Town USA is scrambling to save them

How demand for elite falcons in the Middle East is driving illegal trade of British birds

‘The perfect storm’: Trump has left the US less prepared for natural disasters, experts say

The electric vehicle revolution is still on course – don’t let your loathing of Elon Musk stop you joining up | Zoe Williams

Aliens: the spread of invasive plants and animals across Europe – in pictures

Jason White on plastic pollution in the food chain – cartoon

China’s BYD overtakes Tesla as world’s biggest electric car seller

Ørsted files legal challenge against US government over windfarm lease freeze

2025 was UK’s hottest and sunniest year on record, says Met Office

2025 was a big year for climate in the US courts - these were the wins and losses