Science communicators from around the world have devised recommendations to put forward to the UN for better communicating climate change impacts and mitigation methods.

Effective and affordable interventions that provide the global population with access to safe drinking water and adequate sanitation are needed if water-borne diseases are ever to be controlled, says a WHO report entitled 'Safe Water, Better Health', released last week (26 June).

All tuatara could be born male — and thus doomed to extinction — within decades.

Rising land degradation reduces crop yields and may threaten food security of about a quarter of the world' population, the United Nations Food and Agriculture Organisation (FAO) said on Wednesday.

Greensburg, Kan. was flattened by a major tornado in 2007. The town decided to bring it back in a completely "green," sustainable way. Alex Cohen talks to Greensburg's former mayor, John Janssen, about the decision to rebuild that community using an environmentally friendly approach.