As war disrupts one of the world's busiest shipping lanes, satellite images reveal that oil is spreading toward protected coral reefs and mangrove forests.
A glacier and rock collapse in Nepal killed nearly 1,400 people and left thousands missing. Scientists say decades of warming helped set the disaster in motion.
Heat waves, wildfires and floods have cascading economic impacts, causing incomes to decline and the price of basic goods to rise. The trend will escalate as temperatures continue to increase.
The pistachios sold across the United States have a surprising history: California's trees trace their roots to Iran. Now, both regions face the same threat — their farmland is sinking as groundwater disappears.
Traffickers are making big bucks smuggling millions of critically endangered eels across continents, using suitcases on planes and legal loopholes to deliver them to dinnerplates. Where are the smuggling hotspots?
The Zagreb demonstrators demanded that the government come up with a plan to clear illegal toxic waste in 20 days. Prime Minister Plenkovic has promised to tackle the issue.
Rising temperatures are increasing the risk of floods and avalanches in mountain regions. The disaster in Nepal and Tibet shows the urgent need for solutions, and the tools that could help save lives.