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The environmental issues like global warming and ice meltdown are not recent. It’s been decades since scientists are warning people about the ill effects of climate change. Moreover, NASA has been keeping an eye on polar caps researching on the ice meltdown. Recently, NASA released an animated illustration which shows the change in Arctic sea ice over the years.
The illustration is startling.
NASA recently released an animation that is quite shocking.
The animation shows a rapid decline in Arctic’s Perennial ice. You might be wondering what Perennial ice is? Well, it is that portion of sea ice that survives the summer melt season.
Arctic sea ice in September 1984.
As the temperature shifts through seasons every year, the Arctic ice reaches it’s maximum and minimum. The white portion visible in the picture is the perennial ice. It’s the thickest ice that can last up to 4, or even 9 years or more without melting in warmer summer months.
Arctic sea ice in September 2016.
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