News Stories on Our Evolving Earth
Earth Warned on 'Tipping Points' (BBC News)
A British scientist claims that the world has failed to recognize the potential dangers of triggering 12 environmental sites that could cause large-scale and rapid changes across the planet.
http://news.bbc.co.uk/2/hi/science/nature/3597584.stm
A Voracious Earth (The Christian Science Monitor)
Environmental experts claim that some regions of the world—especially Asia—are overusing their renewable resources.
http://www.csmonitor.com/2004/0902/p14s01-sten.html
Millions of Years of Climate Clues (CBS News)
Scientists from around the globe plan to drill into a ridge of the Arctic Ocean for the first time in an effort to uncover a 50-million-year record of the Earth's climate.
http://www.cbsnews.com/stories/2004/08/27/tech/main638929.shtml
Signs of Crater Linked to Mass Extinction Said Found (Scientific American)
New findings suggest that a crater found off the coast of northwest Australia is linked to a mass extinction of marine and land life.
http://www.sciam.com/article.cfm?chanID=sa003&articleID=0002C42F-DB79-10A3-9B7983414B7F0000
Earth's Magnetic Field is Fading (National Geographic News)
Scientists warn the Earth's magnetic field is fading, but say there is no need to worry.
http://news.nationalgeographic.com/news/2004/09/0909_040909_earthmagfield.html
What Causes Earth's Seasons? (MSNBC)
The various seasons play a powerful force in the lives of humans, but what causes the change in seasons?
http://www.msnbc.msn.com/id/3077384