BBC

Nasa's Mars robot records its largest measurement yet of methane in the Red Planet's air.

Roger Harrabin looks at how manure could help to deal with CO2.

Scientists say carbon dioxide can be used to benefit humanity instead of overheating the planet.

As climate change affects the livelihoods of Finland's indigenous Sami people, a proposed new Arctic railway, forestry and mining could change Lapland forever.

A discovery by UK scientists could help save species such as the European common frog from extinction

Research suggests almost half of packaging used by major UK supermarkets can't be easily recycled.

Eight species of British orchid are flourishing on historical sheep-driving pathways.

Communicating what's meant by climate change in one simple, easy to understand visualisation.

Britain is set to obtain more of its power from zero-carbon sources than from fossil fuels.

How one amputee is helping scientists improve the lives of other people who rely on prosthetic limbs.

With zero emissions and water as a by-product, Tom Burridge was on board one of the test runs.

How our life and work could be affected as Wales aims to reach zero carbon emissions by 2050.

Europe will launch another probe to an icy dirtball, following the highly successful Rosetta mission.

The melting of Himalayan glaciers has doubled over the last 40 years, scientists say.

The biggest global study into attitudes on immunisation reveals confidence is low in some regions.

From Bermuda and the Azores to Ireland and France, large numbers of shoes are washing ashore.

A 50-year-old mystery has been solved by scientists who identified the teeth of ancient Arctic hyenas.

The UK is in pole position to host next year's key climate meeting after agreeing a partnership with main rival Italy.

A climate scientist has captured the reality of sea ice loss in Greenland in a viral picture.

Scientists found the new species during a survey of a marine protected area off Scotland.