Invasive alien species are spreading around the world at “unprecedented and increasing rates”, according to a landmark new report from the Intergovernmental Platform on Biodiversity and Ecosystem Services (IPBES).

Despite a reduction in the requisite material, China continues to build new waste-to-power incinerators. Its policy for utilising waste needs standardising and refining, writes Li Jiacheng.

British rock band Coldplay's release of its arena tour sustainability report – it is one of few artistes to do so – brought it extra attention. Korean pop powerhouses are starting to align themselves with the climate movement. Observers say it is a good start, but claims need to be scrutinised.

Growing numbers of people are following Greta Thunberg in avoiding plane trips – but greener travel can be costly.