BBC

Sam Gyimah says a row about the EU's Galileo sat-nav system shows any deal will be "EU first".

Illness, warmer waters and the fact that pilot whales travel in sociable groups could all play a role.

The mass stranding on Chatham Island means more than 200 whales have died off NZ in the past week.

Thousands skip school to urge action on climate change, despite criticism from Australia's PM.

A Honduran court finds seven men guilty of killing renowned environmental campaigner Berta Cáceres.

The United Nations biodiversity chief on why extinction is a "silent killer" and deserves more attention.

UK researchers develop an early warning system to prevent crops in Africa being devastated.

Misimi Isimi is an 11-year-old environmentalist on a mission to clean up Lagos.

The BBC's Vineet Khare visited the controversial Carmichael project by Indian energy giant Adani.

Is it remotely feasible to remove 12 billion tonnes of carbon dioxide from the air?

Twenty of the warmest years on record have been in the past 22 years, say the World Meteorological Organization.

UN chief Antonio Guterres warns the rise of nationalism is hurting efforts to tackle global warming.

Why one of Europe's last great beech forests is facing the chop.

The European Union says it wants to become the first major economy to achieve net zero emissions by 2050.

England's largest grey seal colony, in Norfolk, could see record numbers this pupping season.

Why gases produced by livestock, along with the carbon footprint of many of the foods we eat, are a major factor in global warming.

Two climate-conscious Swedish mums have launched a campaign urging people not to fly in 2019.

Ministers give a timeline for the UK's first carbon capture and storage project, as research funding is announced.

Global efforts to tackle climate are off track says the UN, as it sees a rise in CO2 after years of decline.

A giant rhino that may have been the origin of the unicorn myth survived until about 35,000 years ago.