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81/ At over 2000 kilometres
long The Great Barrier Reef is the largest living structure
on Earth.
82/ A thimbleful of a neutron
star would weigh over 100 million tons.
83/ The risk of being struck
by a falling meteorite for a human is one occurence every
9,300 years.
84/ The driest inhabited place
in the world is Aswan, Egypt where the annual average rainfall
is .02 inches.
85/ The deepest part of any
ocean in the world is the Mariana trench in the Pacific with
a depth of 35,797 feet.
86/ The largest meteorite
craters in the world are in Sudbury, Ontario, canada and in
Vredefort, South Africa.
87/ The largest desert in
the world, the Sahara, is 3,500,000 square miles.
88/ The largest dinosaur ever
discovered was Seismosaurus who was over 100 feet long and
weighed up to 80 tonnes.
89/ The African Elephant gestates
for 22 months.
90/ The short-nosed Bandicoot
has a gestation period of only 12 days.
91/ The mortality rate if
bitten by a Black Mamba snake is over 95%.
92/ In the 14th century the
Black Death killed 75,000,000 people. It was carried by fleas
on the black rat.
93/ A dog's sense of smell
is 1,000 times more sensitive than a humans.
94/ A typical hurricane produces
the nergy equivalent to 8,000 one megaton bombs.
95/ 90% of those who die from
hurricanes die from drowning.
96/ To escape the Earth's
gravity a rocket need to travel at 7 miles a second.
97/ If every star in the Milky
Way was a grain of salt they would fill an Olympic sized swimming
pool.
98/ Microbial life can survive
on the cooling rods of a nuclear reactor.
99/ Micro-organisms have been
brought back to life after being frozen in perma-frost for
three million years.
100/ Our oldest radio broadcasts
of the 1930s have already travelled past 100,000 stars.
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