Earth Matters

10 Most Poisonous Animals in the World

When you think of poisonous animals, what springs to mind? Spiders? Scorpions? Snakes? Jellyfish? Most of the world’s most poisonous animals are either reptiles, arachnids, or undersea inhabitants. Here is a rundown of the top 10 most poisonous animals in the world,...

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Primate Conservation Initiative

According to the IUCN (International Union for the Conservation of Nature and Natural Resources or the World Conservation Union), over 1/3 of primate species are listed as critically endangered, endangered, or vulnerable (IUCN, 1996). Although primates are found in...

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Steller’s Sea Eagle

Seasonal change in habitat use in Steller's sea eagles By: Mutsuyuki Ueta, Michael J. McGrady, Hajime Nakagawa, Fumio Sato and Vladimir B. Masterov Abstract Habitat-use by Steller's sea eagle, Haliaeetus pelagicus, was studied using satellite-tracking. Locations of...

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Traveling in Brown Bear Country

Bear Behavior One of the things that makes Alaska so special is that all three species of North American bears flourish here. There is a chance that you may be lucky enough to see a bear. But even if you don't, you will never be far from one, because Alaska is bear...

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Potential Impacts of Climate Change

The thermohaline circulation is a global ocean circulation. It is driven by differences in the density of the sea water which is controlled by temperature and salinity (Broecker, 1995). The thermohaline circulation is sometimes called the “ocean conveyor belt” and...

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Global Climate Change Initiative

Global warming refers to the effect on the climate of anthropogenic activities, in particular the burning of fossil fuels (coal, oil and gas) and large-scale deforestation activities, which cause large amounts of ‘greenhouse gases’ to be released into the atmosphere,...

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Predator Conservation Network

The Predator Conservation Network is dedicated to revealing the importance of predators and dispelling myths about these important species. Predators and Ecosystems Predators can have a stabilizing effect on an ecosystem, a characteristics of a healthy ecosystem. A...

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Forest Fires

The past decade has seen an unusual number of large, stand replacing fires in the western forests of the United States.  They are unusual in that tree ring data from the time period 1500-1900 shows a trend of low intensity fires occurring on a frequent basis that...

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