Technology

Hundreds more homes set to contribute to energy giant's goal of delivering 100,000 'Zero Bills' homes by 2030

Battery manufacturer based in Scotland claims new flow battery offers viable alternative to lithium-ion batteries that can better support utility-scale renewables projects

Energy firm delivers 8.4 kilometre green gas network as Fife residents prepare to join H100 trial from next summer

Environmental groups express outrage at governments' failure to deliver an new treaty to tackle plastic pollution

Attempts to deliver new global plastics treaty blocked by small group of petrostates, forcing negotiations to be extended into next year

Councils will be required to collect four separate waste and recycling streams from homes and businesses under policy changes unveiled today

Sustainability leaders also acknowledge the need to rethink globalisation

The world cannot afford to waste this week's UN negotiations in Busan, writes DS Smith's group chief executive Miles Roberts

With just days to go until the curtain comes down on the fifth and final scheduled round of talks t try and deliver a legally-binding plastics pollution treaty, observers warn of scant sign of progress on key dividing lines

Replicating green finance schemes that are already up and running in Ireland, Belgium, and Germany could turbocharge demand for energy efficiency upgrades, the Green Finance Institute suggests