fossil

the combustion of fossil fuels.

the natural history of a fossil or an insect.

the rapid exhaustion of fossil fuel reserves.

he can be a cantankerous old fossil at times.

the fossils are extracted from the chalk.

a shift away from fossil fuels to renewable energy.

fossil representatives of lampreys and hagfishes.

fossil imprints that look for all the world like motorcycle tracks.

The fossils may be a million years old.

a finite list of choices; our finite fossil fuel reserves.

strong acids are derived from the combustion of fossil fuels.

embed a post in concrete; fossils embedded in shale.

The geologist found many uncovered fossils in the valley.

Inland foraminifer fossils are considered as one of good indicators of marine facies.

In organic lamina, the content of organic carbon exceeds 5% and algae fossils and ichthyolite are abundant.

fossil remains found in Java; formerly called Pithecanthropus erectus.

There are almost definitely fascinating fossils to be found here.

It was just a few animal fossils.

These fossils were deposited in a river system.

Hans wants them to last because he loves his fossils.

Dinosaurs were not the only fossil from the area.

She also said fossil fuel emissions continue to rise.

That's probably the coolest fossil I've ever seen.

They found the fossils of earwig-like creatures in a lagoon.

It's the first such fossil found in Australia with both.

In some studies, biofuels are still better than fossil fuels.