More Videos Online
Discovery Project Earth: Space Sunshield in a Nutshell
Get a three-minute primer on Roger Angel's plan to protect Earth from the sun's harmful rays by constructing a large "shield" made of the thinnest lenses ever created.
Added: Sep 10, 2008
Views: 15311 Views
Runtime: 02:42
Related Videos
-
Brighter World PrimerCould a cloudy day really save the planet? Watch the Project Earth team test whether clouds could curb the rise of global warming.Discovery Project Earth (03:34)
-
Coil Gun TechThe latest military technology could also be a revolutionary breakthrough for space travel.
Discovery Project Earth (02:26)
-
Rocket CrashWill the Space Sunshield team be able to get the lenses into space using a homemade rocket?
Discovery Project Earth (03:08)
-
Wrapping Glaciers In a...Watch a three-minute primer on Dr. Jason Box's plan to cover glaciers in blankets to stop them from melting.
Discovery Project Earth (03:00)
-
Raining Forests In a NutshellReplanting the Earth's depleted forests is a daunting task. Get a three-minute primer on Dr. Mark Hodges' idea exploring the mechanics of mass reforestation.
Discovery Project Earth (02:55)
-
Infinite Winds PrimerWe live at the bottom of an ocean of air. Find out how scientists plan to harness the power of atmospheric currents to stave off the threat of global warming.
Discovery Project Earth (03:14)
-
Jakobshaven Glacier RetreatThis animation shows how Greenland's Jakobshaven Glacier is moving into the Atlantic Ocean more rapidly than ever before.
Discovery Project Earth (02:19)
-
Melt Lakes and MoulinsMelt lakes on Greenland's ice sheet can form moulins, or tunnels, that flow water under the glacier and cause more rapid melting.
Discovery Project Earth (00:28)
-
Balloon Cam RawA camera attached to a balloon on the "Orbital Power Plant" shoot floats into space then crashes down to Earth. The timelapse is drawn from 5 hours of footage.
Discovery Project Earth (02:29)
-
How Cool Is That?Discovery Project Earth attempts the impossible.
Discovery Project Earth (01:01)
-
Sneak PeekWrapping glaciers, raining trees, and making clouds -- see it all on Discovery Project Earth.
Discovery Project Earth (00:30)
You Might Also Like
-
Top 5 Videos Starring Polar...Polar bears may be the world's largest land carnivores but they are also vulnerable, threatened by climate change, pollution, hunting, and more. This has made them the iconic spokes-species for a range of environmental campaigns. Planet 100 prese ...
Planet 100 (02:31)
-
What's an Ocean Garbage Patch?How much trash is in our oceans? And does it look more like a floating landfill or a plastic soup? Anna Cummins, co-founder of the 5 Gyres Project, gives Jorge Ribas the facts about her recent trip into the Atlantic Garbage Patch.
Earth (02:50)
-
Have You Seen My Island?...Case solved! Islands are disappearing due to global warming, the EPA is looking to block mountain top removal and the world's best known landmarks turn off the lights.
Planet 100 (02:01)
-
Caves Offer Climate CluesCave formations may offer a new chance to track climate history back thousands of years. Discovery News' James Williams climbs below the surface to learn more.
Earth (05:13)
-
The Sweet Smell of CO2 (2/11)An increase of CO2 in the air causes plants to release more fragrance, Katherine Goldstein reports on the Eat In Challenge, and a new study shows different views on climate change.
Planet 100 (01:58)
-
Polar Drilling Yields Climate...Core samples from Antarctica tell a fascinating story about how the Earth's climate has changed over thousands of years. Discovery News' James Williams digs into the details.
Earth (03:02)
-
Frustrations, But There's HopeStephen Schneider, PhD. and author of "Science Is A Contact Sport" at the Copenhagen Climate summit discussing his thoughts on the progress of the summit so far.
Copenhagen Climate Summit (02:13)
-
Cleaner Coal or CoalwashIs clean coal possible? Jim Rogers, CEO of Duke Energy thinks so. Is he right or is this another case of Greenwashing?
Focus Earth (03:41)
-
Environmental Art Warns of...Eve Mosher is taking her message to the streets. She's chalking a line across New York City that shows where flooding could reach if a really big storm hits.
Earth (03:18)
-
Ze-Gen Creates Zero EmissionsThe renewable energy company Ze-gen is converting construction waste into near zero-emissions energy. Discovery News finds out how they're doing it.
Tech (02:43)
-
Tour of CryosphereThe cryosphere consists of those parts of the Earth's surface where water is found in solid form -- snow, sea ice, glaciers, permafrost, ice sheets, and icebergs. Take a tour of the cryosphere.
Discovery Earth Live (07:25)
-
What You Need To KnowLess rain in the Amazon Rainforest could tip the environmental scale more toward global warming.
Global Warming (02:59)
Featured Playlist
Shop Discovery Channel
HowStuffWorks DVD
$39.95
$34.99
Save the Earth Science Experiments Book (Hardcover)
$19.95
$16.99
Discovery 3D Star Theater
$39.95
$27.99
-
our sites
-
video
mobile
-
shop
-
stay connected
-
corporate
