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Scoria is a dark colored, extrusive igneous rock with a vesicular texture.

Creosote oils. The term creosote has a broad range of definitions depending on the origin of the coal tar oil and end use of the material. With respect to wood ...

Life is filled with little mysteries: thankfully, science is able to answer some of them. Strange-but-true facts and analysis of unexplained mysteries.

Information about the threats to the global environment from global warming and the loss of biological diversity, which includes the contribution of forests to ...

Study Campbell Biology: Chapter 4 Test Preparation flashcards taken from chapter 4 of the book Campbell Biology.

News about geology and earth science from around the world! Updated daily.

Demand enough renewables and you might as well ban coal. There's a lesson Australia needs to learn from South Australia. When intermittent renewables reach a ...

LabQuest is a standalone and computer interface for Vernier sensors. Use its color touch screen to collect, graph, and analyze data in your classroom or in the field.

On Earth, human activities are changing the natural greenhouse. Over the last century the burning of fossil fuels like coal and oil has increased the concentration of ...

It took two years of relentless campaigning and nearly 700,000 concerned people from around the world, but today we are sharing the good news that together we ...

Synthesis, structure, and reactivity. Although fluorene is obtained from coal tar, it can also be prepared by dehydrogenation of diphenylmethane. Alternatively, it ...

Australians are about to face even bigger gas bills, and business is being driven offshore. So is the solution more coal seam gas fields, or should gas exporters be ...

Polyester is a synthetic fiber derived from coal, air, water, and petroleum. Developed in a 20th-century laboratory, polyester fibers are formed from a ...

The last time there was this much carbon dioxide (CO2) in the Earth's atmosphere, modern humans didn't exist. Megatoothed sharks prowled the oceans, the world's seas ...

A speculative timeline of future history, based on current trends, long-term environmental changes, known advances in computing such as Moore's Law, the latest ...

'Sleeper issue' of leaking coal seam gas fields may blow hole in emissions goals
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