plankton
Coal, petroleum and natural gas took millions of years to form. Which is why they are classed as non-renewable resources.
Millions and millions of years
All fossil fuels (coal, oil and natural gas) are trapped underground. That's where thay were formed, millions of years ago.
Because millions of years ago they were a lot bigger.
Millions of years ago most of the land on the eart was covered by?
Trees
plankton
No one created the Nile, it is a natural occurrence evolving over millions of years.
Horses are a natural product created by nature through millions of years of evolution.
Millions of Years Ahead of Man was created in 1975.
The Fennec fox (Vulpes zerda) is a natural species that is believed to have evolved over millions of years through natural processes of evolution. It is not a created species.
Millions of years
Millions of years
Life Science and Earth Science are branches of Natural Science that include the study of organisms from millions of years ago.
No you can not replace them.
Coal, Natural Gas and Oil
Coal and natural gas are great resources because they do take millions of years to replace and have a virtually endless supply.