EnvironmentExtreme heat is driving dramatic declines in tropical birds The numbers of many tropical birds are plummeting, and now it has been shown that heat extremes intensified by global warming are the biggest factor driving these declines News
EnvironmentMost warming this century may be due to air pollution cuts Satellite data suggests cloud darkening is responsible for much of the warming since 2001, and the good news is that it is a temporary effect due to a drop in sulphate pollution News