What are the main problems caused by global warming?
Global warming stresses ecosystems through temperature rises, water shortages, increased fire threats, drought, weed and pest invasions, intense storm damage and salt invasion, just to name a few. Some of Australia’s great natural icons, such as the Great Barrier Reef, are already threatened.
What will happen to Earth?
The evaporation of water into the space surrounding Earth will mark the final gasp of any life on the planet. This will occur about 2.5 billion years from now, but the oceans themselves could be mostly gone by 1 billion years into the future — a mere blink of the eye in cosmic terms.
What is 1000000000 years called?
One billion years
How much longer can earth support life?
In 300 million years or less, it may become very inhospitable for life to continue to exist on the land, and if we leave it alone, evolution may encourage life to return to the sea where the climate will be a bit more moderate. As for humans, we may adapt to living on the land, or we may decide to leave the planet.
What happens after humans go extinct?
Lacking human oversight, glitches in oil refineries and nuclear plants would go unchecked, likely resulting in massive fires, nuclear explosions and devastating nuclear fallout. “There’s going to be a gush of radiation if suddenly we disappear.
When Was the first Earth Day?
April 1970
What is the next in trillion?
Standard dictionary numbers
| Name | Short scale (US, English Canada, modern British, Australia, and Eastern Europe) | Long scale (French Canada, older British, Western & Central Europe) |
|---|---|---|
| Trillion | 1012 | 1018 |
| Quadrillion | 1015 | 1024 |
| Quintillion | 1018 | 1030 |
Where was the 1st Earth Day?
San Francisco