Crime, violence, poverty, ill health and air pollution have all declined in the European Union over the last five years - but gender inequality has worsened and efforts to fight climate change have achieved little.
With deforestation surging in Brazil, as President Jair Bolsonaro encourages development of the Amazon, water is expected to become in increasingly shorter supply in the region.
Depression and anxiety afflict Americans who are concerned with the fate of the environment, according to a study of the mental health effects of climate change.
Arnold Schwarzenegger, former California governor and Hollywood actor and film producer, issued a challenge on Sunday to governments to start labelling fossil fuels with a public health warning that their use could cause illness and death.
