Nigeria won its first-ever Cannes Lion award for this stark, factual ad:

We don’t often think about the air we breathe and the water we drink until it affects us personally, as happened to tens of millions of Canadians and Americans this spring when the dense smoke from raging wildfires turned the air thick and dangerous from Chicago to Manhattan.

Air pollution suddenly was included in every national newscast.

To learn more about the effort behind the spot you just watched, check this out: