This old mine in east Siberia is 1,400 feet deep and 4,000 feet wide. And surprisingly, this is only the second largest hole we've put in the earth.
This controlled burn destroyed the forest, making room for a new cattle farm. This is why we should only eat beef from responsible sources, and less of it, too.
Mount Everest is thoroughly littered with trash because far too many hikers drop litter during their adventure. This sherpa busily cleans up a mess he is not responsible for.
The oil spill, which took place this year, spilled 5,300 gallons of oil near Bay Long.
Rio's pollution problem was a big topic of concern during the 2016 Summer Olympics.
The way we are currently consuming wild seafood, it will not be around much longer. It's estimated to run out by 2050.
This photo shows massive overcrowding and smog in New Delhi. India is the second most populated country in the world.