Long ago it was generally thought that the resources of the Earth were effectively infinite and could never be used up.
People have known the Earth is not flat since ancient times.
No.
How long ago did vikings live
What do you mean? 20090 has yet to come. (if the Earth still remains) There is a looong way yet. You can relax and enjoy the ride.
3000 years ago someone discovered the earth was round and before that they thought it was flat.
They actually didn't. Flat Earth is a myth. The spherical Earth has been a scientifically established fact since long before Ptolemy.
6,000,000years
flat world is what the dumb people use to think a long time ago
6,000,000years
how long ago was earth made
2years ago :)
about 65000000 years ago
A long long long time ago.
1997
they were on earth for more than 1,000,000 years ago
65 million years ago.