BBC News

A "last ice area" is crucial for the survival of polar bears but is suffering from climate change.

Pet owners with Covid could infect about 20% of cats and dogs, although most symptoms are mild.

One of the world's largest eagles has "nearly zero" chance of surviving deforestation, study shows.

The cash injection comes after the British government and Bharti Global bailed out the company last year.

The vehicle runs on regular fuel and can travel up to 1,000km while airborne, its creator says.

A genetic study shows wild boar are thriving and breeding with domestic pigs from abandoned farms.

MPs say that the government's plans for nature are wholly insufficient to stem the losses of plants and species.

The competition has received more than 4,500 entries from people in 75 countries.

Scientists piece together clues from "patient zero", who likely caught the plague from a rodent.

Separate collisions of a neutron star and a black hole are detected in a short space of time.

As links between climate change and extreme weather events increase, experts predict more lawsuits.

Climate change has ended political careers in Australia and action over it remains widely debated.

Who was the mysterious Isabella Allen and what was her contribution to 19th Century botanical science?

Chinese researchers unveil an ancient skull that could belong to a completely new species of human.

Researchers working in Israel have identified a previously unknown type of ancient human.

Called the "cosmic dawn", this period happened between 250 and 350 million years after the Big Bang.

The UK public should be urged by the government to eat less meat and dairy produce, advisers say.

A plant that could remove the equivalent to 40 million trees every year is planned for Scotland.

Scientists think they may have pinpointed an elusive "living compass" behind birds' epic migrations.

With Britain's offshore wind power capacity growing at speed, we see how huge turbines are installed.

Shifting to electric vehicles will still leave the UK with transport problems, a report says.

Scientists find evidence parts of Venus's rocky surface move around like bits of ocean pack ice.

Coloured graphics designed by a Reading academic represent changing temperatures over time

It is the first African country to get money for reducing carbon emissions through forest protection.

Canberra lashes out as the UN says the reef should join a list of World Heritage Sites "in danger".

Up to 40% of lead in airborne particles comes from the legacy of leaded petrol, researchers say.

By manipulating genes scientists say they can create better-tasting produce, but is it necessary?

A conservation group says a project to protect the predators has dealt a "major blow" to seabirds.

Boris Johnson says the country will be able to "breathe life into more breakthroughs".

There are many ways to reduce a property's environmental impact, says the Energy Saving Trust.

Singapore sees its traditional rag and bone collectors as key to its sustainability plans.

Three weeks of talks see little movement amid worries about the impact of Covid on poorer nations.

The Paraceratherium linxiaense was taller than a giraffe and weighed as much as four large African elephants.

The coelacanth was thought to live for about 20 years, but a new study suggests it's nearer 100.

Canadian company General Fusion is set to build a $400m fusion demonstrator near Oxford.

Three astronauts successfully take off for China's longest ever human spaceflight mission.

Homes need to be more resilient and the government is in a worse position than five years ago, report says.

The captive-bred hazel dormouse is now settling into its new woodland home in Lancashire.

The UK might soon be reliant on electric vehicles imported from abroad, warns an influential group.

A new study suggests killer whales may socialise with each other based on age and gender.

The sighting of the Egyptian vulture, if confirmed to be wild, would be the first for 153 years.

As demand for electric cars grows, giant battery factories are being built across Europe.

Allied members have agreed to "significantly reduce greenhouse gas emissions from military activities".

Campaigners say government position is 'a step in the right direction but 'not yet on the money'.

A marine biologist says it’s the first time he’s ever seen a long-snouted seahorse in the wild.

In a shock result, voters narrowly reject a tax on flights and a fuel levy among other policies.

G7 leaders make new pledges to combat climate change, but campaigners say they lack detail.