Billions of pounds are being pledged on Wales' green economy ahead of next month's Senedd election.
Read moreBy Sarah Dickins
BBC Wales economics correspondent
Climate change
By Roger Harrabin
BBC environment analyst
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Video caption: Carbon tracking satellite network to launch this decade A public-private effort will send up sensors to track big releases of carbon dioxide and methane.
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Video caption: Google Earth time-lapses show a changing planet Satellite images collected over 37 years are combined to show how Earth in a new way.
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Video caption: Sir David Attenborough new documentary on nature and Covid Sir David Attenborough fronts a new documentary on lockdown's effect on the natural world.
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Video caption: Torres Strait 8: Australian Islanders in landmark climate fight The group claim Australia has breached their human rights by failing to act on climate change.
By Conor Macauley
BBC News NI Agriculture & Environment Correspondent
By Matt McGrath
Environment correspondent
By Roger Harrabin
BBC environment analyst
By Helen Briggs
Environment correspondent
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Video caption: How can world’s wealthy change polluting behaviour? We need to “shrink and share” our carbon emissions, report author on tackling climate change says.
By Roger Harrabin
BBC environment analyst
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Video caption: Saving the kelp forest that stars in My Octopus Teacher The makers of the Bafta-winning documentary want to preserve the underwater ecosystem it features.
By Navin Singh Khadka
Environment correspondent, BBC World Service
