Algae blooms have infiltrated much of the Cape Coral canal system, creating a foul odor and a green, spray-paint tint to some of the water.
Hundreds of endangered dead sea turtles have been found floating off El Salvador's Pacific coast under mysterious circumstances, with authorities unable to determine what caused their demise.
Harvey has been devastating beyond Houston. Here's the latest.
Looking at a map of Arctic Canada, it seems there are literally thousands of lakes and rivers, yet many Arctic communities are facing water shortages or threats of shortages to come. Iqaluit, capital of Nunavut Territory, will be facing that problem in the very near future.
Andrew Medeiros (PhD)
All Topics
All Countries
Any Date
Apply