Environment

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How Hot Is The Sun?

The core of the sun can have temperatures of about 15 million degrees Celsius.

September 18, 2017 16:49

What Is a Calanque?

A calanque is a narrow valley with deep sides that can be found on the Mediterranean coast.

September 13, 2017 11:21

What is a Superfund Site?

In the United States, the term "Superfund" is used to describe any area that has been pinpointed by the government to be contaminated with hazardous waste.

September 7, 2017 12:03

The Largest Reservoirs of California

Reservoirs have a critical role in the irrigation, flood management, and generation of hydroelectricity for the state of California.

September 5, 2017 13:29

What are the Gas Giants?

Giant planets are planets of massive size and are usually composed of low-boiling-point materials.

September 5, 2017 12:43

What Is a Meteor Shower?

A meteor shower is a celestial event that occurs when numerous meteors appear to radiate from a single point in the night sky.

September 4, 2017 18:54

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