Can sushi ever be sustainable?

With many fish stocks in decline, the ethics of ‘sushinomics’ are seriously dubious

Sea level rise accelerated over the past two decades, research finds

IPCC climate modelling proves right as scientists find a glitch in satellite led to inaccurate records in 1990s suggesting rate of sea level rise was slowing

UN climate chief says the science is clear: there is no space for new coal

Christiana Figueres says Australia needs a national consensus to achieve maximum effort in fight to avoid dangerous climate change

Fossil fuels are the new tobacco when it comes to health risk

Letters: We call on the Wellcome Trust and Gates Foundation to divest from the fossil fuel industry and show the leadership we, as future health professionals, need to bring about a healthier economy

California drought threatens luxe Beverly Hills lawns and swimming pools

Violations of proposed water restrictions could carry $1,000 fine as city guzzles more than 215 gallons of water per capita every day, among state’s highest rates