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Electricity: Lightning

Related Article: Learn more about climate and weather.

The notion of harnessing the power of the charged electrons in a bolt of lightning predates Ben Franklin's kite experiment.
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Why? Tell Me Why! Alaska Oil

Why? Tell Me Why! Alaska Oil (1:30)

After spending a week in Alaska, Discovery News' Kasey-Dee Gardner wanted to find out why the state is so abundant in that resource.

Discovery Wonders of Weather: Lightning Phenomena

Discovery Wonders of Weather: Lightning Phenomena (5:05)

Lightning will strike anything that stands high above the ground. Trees are a favorite target. Watch a lightening video at HowStuffWorks.

How Hurricanes Work

How Hurricanes Work (3:01)

How do hurricanes work? Learn more about hurricanes in this HowStuffWorks video.

Discoveries: Toxic Hurricane

Discoveries: Toxic Hurricane (1:05)

After the winds of Hurricane Katrina died down, the Gulf Coast was left with a toxic mess. Learn more about cleaning up our environment in this video.

Forces of Nature: The Hurricane's Eye

Forces of Nature: The Hurricane's Eye (0:53)

The central, low pressure region of a hurricane is its eye. The highest winds of a hurricane are located in its eye wall.

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Carbon: Final Reminders about Carbon

Carbon: Final Reminders about Carbon (1:24)

Learn more about carbon in this video.

Carbon: Calcium Carbonate

Carbon: Calcium Carbonate (1:43)

Carbon forms calcium carbonate, which is found in seashells and limestone deposits.

Carbon: Carbon Cycling

Carbon: Carbon Cycling (0:48)

This clip describes the biosphere, hydrosphere, atmosphere and geosphere and how carbon cycles through each.

Carbon: Carbon in the Atmosphere

Carbon: Carbon in the Atmosphere (2:20)

Most atmospheric carbon is in the form of carbon dioxide. It has the property of retaining radiant heat and is thus referred to as a greenhouse gas. Global warming might be a result of too much CO2 in the atmosphere.

Carbon: Other Forms of Carbon

Carbon: Other Forms of Carbon (1:02)

Our world is composed of many forms of carbon.

Carbon: Organic and Inorganic Carbon

Carbon: Organic and Inorganic Carbon (0:35)

When carbon is part of a living or once living organism, it is in an organic form. Carbon in its inorganic form was never living.

Carbon: The Ocean's Role as a Major Carbon Recycler

Carbon: The Ocean's Role as a Major Carbon Recycler (0:32)

Photosynthesis occurs in the oceans.

Carbon: Carbon Sinks

Carbon: Carbon Sinks (1:11)

Carbon sinks are any reservoir or body that takes up carbon.

Carbon: Slow Track Carbon Recycling

Carbon: Slow Track Carbon Recycling (1:17)

Slow-track carbon recycling is the recycling of carbon over geologic time. Plants become fossil fuels that stay in the ground until man brings them to the surface and burns them.

Carbon: Fast Track Carbon Recycling

Carbon: Fast Track Carbon Recycling (1:11)

Fast-track carbon recycling is the process of photosynthesis: animals eating plants, animals eating other animals and animals dying and decomposing to release carbon that begins the process again.