There are more than 1,400 artificial satellites orbiting the Earth. These are special vehicles sent there by humans for different purposes over the years. Most of them are capable of taking pictures of excellent quality, so for several decades we can see changes on the surface of our planet.
Here are some comparative images from NASA’s website that show what’s happening on Earth’s surface. How forest fires look from the air, how noticeable climate changes are, and how fast some cities are growing – the following images can answer all these questions.
Southeastern Australia Turns Green
2018 and 2020.
Arctic sea-ice coverage hits record low
1984 and 2012.
India’s Lonar Lake Changes Color
Scientists speculate that with the increased salt concentration, a rapid rise in the numbers of salt-loving microorganisms caused the color change.
Record Pools of Meltwater on George VI Ice Shelf, Antarctica
James River Floods in South Dakota
Deforestation in Argentina’s Gran Chaco
Urban expansion in New Delhi, India
1991 and 2016.
Taal Volcano Ash Coats Philippine Island of Luzon
Kincade Fire, Northern California
Mississippi and Illinois Rivers Flood
Iceland’s Ok Glacier Melts Away
Hurricane Maria’s damage to Puerto Rico’s forests
Older, thicker Arctic sea ice declines
1984 and 2016.
Urban growth in Las Vegas, Nevada
1972 and 2018.