BBC

Water and air pollution and deforestation are pushing the natural world to the brink.

Recycling has become so expensive that some cities have suspended their programmes.

Nasa sends an instrument to the International Space Station to track carbon dioxide on Earth.

Lucy the blue tit is being live-streamed on YouTube after her bird box was connected to the web.

Deforestation caused by palm oil cultivation is pushing orangutans closer to farmers who see them as pests.

Scientists in the Antarctic are monitoring seal poo to keep track of what's happening in the environment.

The climate change group deletes advice saying "most prison officers are black and wish you no harm".

Warnings about the future of the country's wildlife has led young locals to learn new skills to farm sustainably.

This quiet, teen revolution could pave the way to Madagascar's sustainable future.

How kites and drones could generate electricity to supplement conventional wind turbines.

The LIGO-VIRGO instruments tasked with detecting gravitational waves triggered five times in April.

It could be done at no added cost from previous estimates, and reduce GDP by just 1-2%, a report says.

The Welsh and Scottish governments have also declared an emergency - along with dozens of towns and cities.

Scientists find evidence an ancient human species called a Denisovan lived at high altitudes in Tibet.

Use our translator tool to find out what all the scientific terms used to discuss climate change actually mean.

Researchers collected samples from rivers in Suffolk and found the drug when testing for chemicals.

High Court judges rule in favour of the government's decision to approve airport expansion plans.

4 common concerns about electric cars explained.

A group of locals are the only thing preventing human-elephant conflict in a deforested area of Indonesian rainforest.

As Indonesian orangutans come into closer contact with humans, they are at increasing risk of capture.