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When did the Greenhouse effect start?
The Greenhouse effect started long before humans were on Earth. The Greenhouse effect is only intensified by the presence of humans.
What can act like a long-term thermostat for the Earth's average temperature?
The carbon dioxide cycle.
How long does it take the earth to make one spin?
for a rotation is takes like 365 days or like 365 1/4 days
How long has wood been on earth?
forever it was on earth when the earth was made
How long has the earth existed for?
4.6 billion years ago the earth was formed
Were there earthquakes before humans were on earth?
Humans have walked the earth for the last 50 - 200K years. There have been earthquakes since the formation of the planet ~4.5 billions years ago - long before humans were around.
How the humans come to earth?
The humans came to earth from a "big bang" long time ago.
Why are we humans here on earth?
The purpose of human existence is a complex and philosophical question that has been debated for centuries. Answers to this question vary depending on individual beliefs, religions, and worldviews. Some people believe humans are here to fulfill a specific destiny, others see life as a journey of personal growth and development, and some believe in creating their own purpose and meaning in life.
How long has humanity been on Earth?
Modern humans appeared a little less than 200,000 years ago.
How long aboriginal people walked this earth?
Aboriginal people walked this earth for over 50,000 years ago.
When did crime start falling across the country?
It became like this from a long, long time ago. It started when humans first appeared on Earth. Like about millions of years ago.
Were there tornadoes in the olden days?
Yes. The first record of a tornado appears in Ireland in 1054. But there is no doubt that tornadoes have been going on since long before humans walked the earth.
How long have wolves lived on earth?
wolves havve been on earth since the last ice age. and they are just like humans they survived the last ice age as we did.
Did people got bites off dinosaurs?
No, Dinosaurs became extinct long before humans walked the earth, so it's just not possible for a person to have been bitten by one.
Where their human living with dinosaur?
Yes, and they still do. Birds are now recognized as the only living dinosaurs. Aside from that, no. Non-avian dinosaurs died out long before the first humans walked the Earth.
How long have humans benn polouting the earth?
people have been polouting the earth since forever
when will humans and the earth become machines?
that will take a long time because earth is made out of soil :-)
