Cambridge tech company is turning waste methane into "green" products to help meet climate targets.

One transport expert tells the BBC it might be better to run the new CalMac ferry on diesel.

Experts warn that NI will miss its target of generating 80% of electricity from renewable sources by 2030.

Human activities are causing the world to heat up, posing serious threats to people and nature.

It is part of a wider plan to reduce emissions and pollution and restore natural habitat.

Carbon emissions need to be cut to 'net zero' by 2050 to avoid the most dangerous climate impacts.

Nations are under pressure to improve on the environmental commitments made in Paris in 2015.

There had been concerns that a ban on wood and peat burners would have a negative impact on people living in rural areas.