Foul skies, fading light: How air pollution is stealing India’s sunshine India’s sunshine hours have fallen over the past 30 years due to clouds, aerosols and local weather. Source
The century-old ship sail technology finally catching on The rotors, first used in 1925 on a journey to Scotland, are being revived to help emissions in shipping. Source
Floods trap people in cars in Spain’s Catalonia region The highest red alert is declared in one coastal province, as residents are urged to stay indoors. Source