One of the most visited places in North America, Grand Canyon National Park is like an open window to Earth’s geologic history. The carving of the canyon’s walls by erosion left a cross-section of the Earth’s crust from millions and millions of years ago. See for yourself how grand and beautiful this gorgeous gorge really is.
As the flagship of the National Park Service, Yellowstone National Park has a special place in the hearts and minds of conservationists. It’s all thanks to the leadership of far-sighted President Ulysses S. Grant and adventurer President Theodore Roosevelt. Today we can enjoy nature as it was in the early days of our nation.
It seems they're everywhere. But scientists believe bees are at risk of survival. What has put bees at risk and should we care? Imagine a world without these important pollinators and you'll see a world with fewer and fewer critical food sources.
Empires have been built from it, Wars have been fought for it. Imagine a world without oil. What alternatives do we have in a future with limited oil and other fossil fuels?
Look around. Plastic is everywhere. But some experts say today's plastic will be in our landfills for thousands of years to come. Imagine a world without plastic, in some communities, it's a new reality. Explore the good and the bad of plastic in our lives.
