In my years of spearfishing, I’ve never encountered more sharks than now. But I know where I stand in the underwater pecking order | Clarke Gayford

14h

‘A slap in the face’: small farmers say Trump is turning his back on them

20h

Drones are detecting more sharks at US beaches, but do they make the public safer?

22h

Datacentres drive up big tech’s carbon emissions to a third of those of France

23h

‘Like a sauna’: London tube travellers swelter in temperatures higher than legal limit for cattle

A swarm of stink bugs and a river of rats: why India’s flowering bamboo causes a crisis for humans

‘Children were calling for their mummies’: UK pupils struggle in 40C-plus classrooms

Trump taps climate skeptic to run US government’s flagship climate report

‘Death sentence’: Trump administration to open habitats of endangered species to logging and mining

High court rejects most of ‘dieselgate’ claims brought by 1.6m UK car owners

Fast-spreading wildfire kills at least 12 in southern Spain

Pacific gray whales facing ‘catastrophic’ die-off as climate crisis hits food supply

MPs call on UK government to host televised emergency briefing on climate crisis

‘He’s forcing higher bills’: Trump spends billions to kill clean energy and keep coal alive

Shovels for feet and blotting paper skin: the ‘little fat froggy’ facing a fight for survival

Swift nest reportedly thrown in skip during house renovations in South Tyneside

Week in wildlife: a froggy lunch, a surf-loving penguin and an ambitious treehopper

We say thanks to all our selfless spineless pals | First Dog on the Moon

Heatwave across western Europe – in pictures

‘A lot of red flags’: plans for New Zealand’s first datacentre spark concern as locals demand greater transparency

Historic El Niño able to supercharge extreme weather looks increasingly likely – researchers

UK swelters in third heatwave of the year as western Europe counts cost of hottest-ever June

New York sues 3M, DuPont and others over 'forever chemicals' in consumer goods

The brown huntsman timed as the fastest spider at a top speed of 3.59 m/s – video

Fastest spider in the world? This huge, hairy-legged Australian arachnid may be the quickest on the planet

The fight against AI data centers is important – but it’s just a starting point | Bruce Schneier and Nathan E Sanders

Species’ ingenious survival strategies no match for human destruction, red list reveals

Pets can suffer heatstroke even when resting, UK vets warn

Neil the one-tonne elephant seal causing traffic jams in rural Tasmania has returned to sea – for now

Venomous snakes escape breeding farms in southern China during flooding

Western Europe records hottest-ever June as heatwaves intensify

Sizewell B nuclear power plant granted a 20-year life extension

UK has ‘no future’ if it fails to act on ecosystem collapse threatening national security

Can geoengineering blunt El Niño’s fury?

The Guardian view on the flamingo revolution: Albanians are standing up for their rights, as well as for nature | Editorial

Datacentres are a ticking timebomb. We must make sure AI’s benefits outweigh the costs | Nicki Hutley

Wyoming tightens wastewater rules after Meta datacenter contractor flushed contaminated water

Unions in Europe press for new worker protections to counter heat stress

Severn Trent spared Ofwat fine after ‘serious’ waterwaste and sewage failures

UK waters hit with extreme heatwave as global sea temperatures reach record levels

European countries top ‘scorecard’ on climate progress while US slips to 27th

The rise of blue-space therapy: how the sea is helping people deal with trauma, anxiety and addiction

The great carbon capture con: behold the wasted billions Burnham could claw back | George Monbiot

Health risk fears for storks in Europe over ‘junk food’ from landfill

Britons to buy 8m mini fans this year – but almost half will end up in landfill

A robot swarm is on a mission to map Greenland’s perilous ice sheets

Catnip lotion as effective as Deet at repelling mosquitoes, study finds

Washington records world’s worst air quality for a city after 850,000 Fourth of July fireworks

M&S invests in fridges that can cope with weather as hot as 45C