Our featured image is reminiscent of something you'd see today (minus the social distancing, of course) but was actually taken 50 years ago on the very first Earth Day. These protestors wore masks to signify the perils of air pollution.
While there was no mass demonstrations yesterday, people around the world took other actions to mark the occasion. Officially, Earth Day falls on April 22nd but here are some things you can do today and year round to help.
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