▲This man sorts plastic bottles on World Environment Day on June 5, 2017.

▲A strong gust of dusty wind hurls garbage through a slum, engulfing a little girl.

▲

Holding up a sheet of film negatives that he found among the trash, this boy stands in the middle of a garbage dump.

▲Smoke bellows from the stacks above this brick factory where the employees traverse through black exhaust.

▲In the grate of this sidewalk, cigarette butts nearly block out all the blackness from below.

▲The disused Brayton Point coal-fired power plant's cooling towers sit adjacent to this suburban home in Somerset, Massachusetts.

▲Despite the sign reading "The disposal of hazardous waste is prohibited," a stack of old tires make a Christmas Tree of sorts right next to it.

▲This massive city (of nearly 10 million people) was photographed here from an observation deck. You can't make out much of Seoul, however, because of the city's smog.

▲A young boy carries a bag full of used bottles that's bigger than him on his back. He'll sell these bottles on the streets of Phnom Penh to make his living.

▲In this garbage dump in Masaya, a dog scavenges for food and stares hungrily into the camera.

▲Behind a flying bird, a man gazes at the plastic garbage he must collect to later sell in the city.

▲State-owned petrol company ANCAP has an oil refinery near this beach, where black waves of residue and garbage litter the seaside in Montevideo, Uruguay.

▲In search of firewood, this man pauses briefly to gaze over the trashy distance in this garbage dump in Yangon.

▲This floodgate also serves as a garbage gate for the trash accumulating in Bangkok's water channel system.

▲This UK-owned copper smelting plant emits white smoke over the surrounding area.

▲These locals have to cross this heavily polluted canal to collect water in their jugs.

▲

Deep freezers and refrigerators that are no longer of use clog up this empty lot.

▲On its way to the Prabkaya Recycle Factory, this waste is collapsed and compacted before it's shipped off.

▲In the Ecores waste plant, this plastic is being wrapped up for processing.

▲

These motorcycles have been seized for traffic violations and accidents by the police, but have just been discarded in this field.

▲These soda pop cans have been collected for recycling, forming a multicolored mess.

▲People stroll across this bridge found above a stream that's become more garbage than water.

▲The coal-fired power plant in a residential area of Somerset, Massachusetts is now permanently fenced off after it was closed down.

▲Old tires pile up just off the freeways in Ciudad Juárez, where this graveyard of rubber can be found.

▲

We are very close to the tipping point. If we don't do something, the entire planet will look like this in a few decades.

▲

It's no secret that our planet is heavily polluted, but actually looking at the waste humans create is pretty horrifying. There are entire mountains and islands that are made up exclusively of garbage.

In this gallery, take a look at what we've left behind on Earth.