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10 matches found for "catastrophic collapses"

Page | 1 |

Dead ahead: Similar early warning signals of change in climate

What do abrupt changes in ocean circulation and Earth's climate, shifts in wildlife populations and ecosystems, the global finance market and its system-wide crashes, and asthma attacks and epile...

Ecology, The Environment and Conservation |

Threat from West Antarctica less than previously believed

Scientists estimate global sea level would rise 3.3 metres, not five or six, as previously thought. The Atlantic and Pacific seaboards of the US, even in the case of a partial collapse, would experien...

Studies and Analyses |

100 Million Years AD

He takes the perspective of alien explorers arriving on earth - their geologists study the layers of rock, using the many clues to piece together its history over several billion yearsA story ...

Studies and Analyses |

Uncovering the Veil Nebula

The bigger the star, the shorter its life. When a star significantly heavier than our Sun runs out of fuel, it collapses and blows itself apart in a catastrophic supernova explosion. A supernova relea...

Physics and Astronomy |

Reef Sharks Threatened by Overfishing

The research by William Robbins and colleagues, based at James Cook University and the ARC Centre of Excellence for Coral Reef Studies, found that grey reef shark numbers had already declined to aroun...

Ecology, The Environment and Conservation |

Program to Halt Pandemics Installed in Georgia

The program has been used in DeKalb County and will be installed throughout Georgia. The program is also slated to be used in 35 other states. Your city has 48 hours to va...

Information Technology |

Two billion vulnerable to floods by 2050; number expected to double or more in two generations

New UNU Institute in Germany to Advise Governments on Mitigating “Human Security” Threats The number of people worldwide vulnerable to a devastating flood is expected to mushroo...

Ecology, The Environment and Conservation |

Smoking gun found for gamma-ray burst in Milky Way

Combined data from NASA’s Chandra X-ray Observatory and infrared observations with the Palomar 200-inch telescope have uncovered evidence that a gamma-ray burst, one of nature’s most ...

Physics and Astronomy |

The Jekyll and Hyde of granular materials uncovered

Granular materials – which include everything from coal to coco pops – are physical substances that don’t quite fit into any of the known phases of matter: solid, liquid, or gas. ...

Materials Sciences |

Why are cod stocks collapsing?

Sudden collapses in many ecological systems are the rule rather than exceptions to the rule. This is shown by Professor Lennart Persson of Umeå University, Sweden, in the latest ...

Ecology, The Environment and Conservation |

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