Radiometric dating sedimentary

Snelling also pointed to California's Kettleman Hills, where the natural gas is trapped between Miocene layers and overlying Pleistocene deposits.

radiometric dating sedimentary-52

Because for many species, humans included, evolution happens over the course of many thousands of years, it is rare to observe the process in a human lifetime.

It is commonly believed that these "fossil fuels" formed over millions of years after plant and animal remains were buried and then subjected to tremendous pressures. A recent article titled "Natural gas: A modern fuel millions of years in the making" reported that the refined gas used in barbecue grills "marks the last step in a process that began more than 500 million years ago." But that's not so.

Natural gas can be produced by adding heat and water to brown coal.

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co.

Coal, oil, and natural gas are precious earth materials that are used to power many modern human activities.

Leave a Reply