While lovers of springtime are often appalled by a snowy forecast after March 21, many major U.S. cities have received measurable snowfall well into April and even May.
Even though it's only spring and cool outside, the sun is strong enough to cause a nasty sunburn.
Urban green spaces provide little known ecosystem services to cities including environmental, economical and health benefits.
Every living thing plays a role in the food chain and Earth’s ecosystems, and the extinction of certain species, whether predators or prey, can leave behind significant impacts.