While graffiti often gets a bad rap, spray paint isn't just used to deface public property.
Some artists believe in using their artistic abilities for good, and a few of them transformed blank buildings into incredible masterpieces that double as billboards promoting social change.
We recently came across a series of street art highlighting graffiti artists who use their artwork to spread powerful messages about environmental and societal issues.
These brutally honest murals address everything from global warming and animal cruelty to the evils of urbanization, and they remind us we all need to wake up and start working toward making a change.
Take a look at the photos below to see street art murals that shed some light about the true state of the world.
Ignoring environmental issues won't make them go away.
Humans are making the world go down the drain.
We must preserve the environment.
Urbanization is eating the earth alive.
Eventually, the consequences of our actions are going to come crashing down on us.
It's only a matter of time.
This is the modern-day park.
Sometimes, the truth hurts.
Urbanization is wiping out our forests...
...and slowing killing the earth.
Are these zoo creatures or animal inmates?
We're going to be sh*tting bricks when we finally run out of natural resources.
Animals are meant to run wild and free...
Not be stuffed in cages...
...and farmed as food.
Global warming is a hot topic that needs to be addressed.
We need to stop sucking the life out of the planet.
We can't let animal cruelty hang around any longer.
Arctic glaciers are declining faster than Vanilla Ice's record sales.
We're filling the world with trash.
Citations: 20+ Powerful Street Art Pieces That Tell The Uncomfortable Truth (Bored Panda )