Somalia floods: UN warns of 'once-in-a-century event'

Brazil drought reveals ancient rock carvings of human faces

Amazon rivers fall to lowest levels in 121 years amid a severe drought

Wildfires in dry Amazon rainforest choke Manaus city

Amazon drought: Stranded boats and dead fish

A floating village is stranded on a dry lakebed as extreme drought grips the Amazon

More than 100 dolphins dead in Amazon as water hits 102 degrees Fahrenheit

Brazil sets up task force for unprecedented drought in Amazon -minister

Children have right to clean environment - report

Greece wildfires: Hospital evacuated as fire intensifies in Alexandroupolis

Greece wildfires: Authorities on alert for new spate of blazes

Historic drought, hot seas slow Panama Canal shipping