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EXTINCTION sunday briefing sunday briefing While the disappearance of species such as tigers and mountain gorillas grabs the headlines and fills TV schedules, less well-known is the fact that we appear to be living through an extinction event bigger than that which wiped out the dinosaurs. This assault on biodiversity is seen by many scientists as a greater threat to mankind than climate change.
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WHAT DIED OUT WHEN
THERE have been at least five mass extinctions in the world
history, and four in the past 3.5 billion years in which many species
have disappeared in a relatively short period of geological time. The
most recent of these, 65 million years ago at the end of the
cretaceous period, is best known for having wiped out the dinosaurs,
among many other species.
488 MILLION YEARS AGO
A series of mass extinctions eliminated many brachiopods (clam-
like creatures) and conodonts (a type of toothed worm) and severely
reduced the number of trilobite species (pictured below). These ...
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Anniversaries
Newspaper article from: The Independent - London
; ...novelist and playwright, 1887; James Mallahan Cain, novelist, 1892; Richard Charles...Scharnhorst, general, 1813; James Madison, fourth US President, 1836; Fitzroy James Henry Somerset, first Baron Raglan...
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Games: Teaser
Newspaper article from: The Independent - London
; ...middle initial stands for James - and will now not get...questing gourmet concealed James Albert - and something...you ring twice to reach Mallahan? TEASER ANSWERS: 1 OJ...FIRST NAME WAS ALPHONSE 10 JAMES M CAIN WROTE `THE POSTMAN ALWAYS...
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