追記 世界の気象と宇宙関連
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メモ 地震の体感が続いてる。
アラスカからインドまでの海面が上昇している
森が消えゆくアフガニスタン
農業のため過去20年間、いくつかの州で最大70%の森林伐採のため
現在、1.3パーセントの森林しかなく世界一低いものの1つ
南極大陸から発射され調査高度に達すると気球は拡大する。
New Study May Solve Age-Old Mystery Of Missing Chemicals From Earth Mantle
by Staff Writers
Vancouver, Canada (SPX) Dec 06, 2007
Observations about the early formation of Earth may answer an age-old question about why the planet's mantle is missing some of the matter that should be present, according to UBC geophysicist John Hernlund. Earth is made from chondrite, very primitive rocks of meteorites that date from the earliest time of the solar system before the Earth was formed. However, scientists have been puzzled why the composition of Earth's mantle and core differed from that of chondrite.
Odd Little Star has Magnetic Personality
A dwarf star with a surprisingly magnetic personality and a huge hot spot covering half its surface area is showing astronomers that life as a cool dwarf is not necessarily as simple and quiet as they once assumed.
by mayufuru
| 2007-12-06 23:39