A research team has uncovered surprising evidence of cross-border pollution reaching the Arctic, originating from an ...

American Rivers ranks the Tijuana River No. 2 on its list of most endangered rivers. Advocates are urging the U.S. and Mexico ...

according to the results published in the journal of Environmental Science and Pollution Research. This is far from the 40 microplastics per cubic metre recorded in the world's 10 most polluted rivers ...