Pollution

Online exclusive
How farm runoff threatens Lake Erie with unending algal blooms
Last week I did something a little radical, defying a social norm so insidious I didn’t even realize it existed until I was face-to-face with it. In broad daylight, with the full attention of my neighbours, I spent an afternoon picking up trash.
An entire flock of dead Grey Crowned Cranes were discovered in South Luangwa National Park, Zambia