Countries must act now to reverse biodiversity loss, Boris Johnson will tell a UN event later.
The PM promises he won’t be caught “lagging” on green polices.
Climate change is behind the scale and impact of recent wildfires in the western US, scientists say.
The UK prime minister says the UK holds extraordinary potential for wind power.
Boris Johnson will urge leaders to “look ahead to how we will rebuild” after the global pandemic.
The rich benefit most from a de facto subsidy for home heating, a report says.
Scientists trace a wobble in the brightness around M87* – the first black hole ever to be imaged.
China’s surprise announcement of a long-term goal to curb emissions boosts UN climate talks.
The US space agency (Nasa) formally outlines its $28bn plan to return astronauts to the Moon by 2024.
One in five species of maple are threatened in their natural habitats, an extinction study says.