Guardian biodiversity reporter Phoebe Weston tells Madeleine Finlay about her visit to Monks Wood in Cambridgeshire, where ecologist Richard Broughton has witnessed the decline of the marsh tit population over 22 years, and has heard the impact on the wood’s soundscape

The European Court of Human Rights has ruled that Switzerland’s weak climate policy had violated the rights of a group of older Swiss women to family life. Ian Sample and Ajit Niranjan discuss why the women brought the case and what the ruling could mean for climate policy

Observers in Mazatlan were the first to witness a rare solar eclipse as the moon obscured the sun over Mexico