BBC News Climate

The cloud of ash and water vapour climbed 55km (35 miles) into the sky, satellite data suggests.

The banana-like crop has the potential to feed more than 100 million people, according to research.

Recommendations include better public transport in big cities and bridges or tunnels to some islands.

Liverpool City Council must stop funding the city's airport, a Green Party councillor says.

One third of the actions in NI's first energy plan aim to replace fossil fuels with renewables.

Global inflation - the rate at which prices rise - is at its highest since 2008. Here are seven reasons why.

A study focusing on a species of crab found in Cornwall suggests climate change could affect its survival.

The melting monster iceberg A68 put 1.5 billion tonnes of fresh water into the ocean every day.

A growing number of people are changing to more environmentally-friendly jobs.

Tynwald backs a call for ministers to revisit the island's "outdated" 2014 strategy on the issue.

More than 30 organisations say the strategy does not adequately address the climate emergency.

A demonstration is held outside Tynwald opposing the extension of a firm's gas exploration licence.

Campaigners claim Cornwall Council has not done enough on climate change in the past three years.

The family welcomed the pilot, which aims to explore options to make farming more sustainable.

Ministers say coping even with low levels could cost the country billions of pounds a year.

Lots of factors are at play in new data, including better home insulation and flu vaccinations.

A Somerset council has bought two cameras to show people where heat is escaping from their homes.

A charity director says the country's coal mining history means it has released a lot of carbon.

A new phase in the transition from fossil fuels comes at a difficult time for consumers having to pay for gas and oil.