Ethiopia celebrates opening of giant hydropower project while Sudan and Egypt warn of threat to water security
Row comes as New Delhi and Beijing try to repair relations following deadly border clashes
First Hydro deal shows growing investor appetite for assets set to play bigger role in British energy
$17bn facility finally under construction as part of Beijing’s Belt and Road
Record heatwave behind power shortages that paralysed industry probably caused by climate change, scientists say
Extreme weather in China’s Sichuan province slashes hydropower capacity
Fuel has the potential to halve aircraft emissions, Airbus says
