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length of jurassic coast
95 miles
jurassic coast winter temps
5-6 degrees
jurassic coast summer temps
20 degrees
when did storms batter UK and how many storms
winter of 2013-2014 and 12 storms
how many homes protected in lyme regis from sea wall?
480
how many groynes added to swanage bay and when?
18 groynes in 2005
how much sediment added to swanage bay in 2005?
90,000m3
how long is river severn?
350km
how many people live in Severn drainage basin?
5.75 million
how much water trapped behind Clywedog dam?
50,000 megalitres
how high is source of river severn above sea level?
601meters
how wide is severn estuary at the mouth?
5 miles
rainfall in river severn
upper course is 2500mm/year and lower course is 700mm/year
where are polar regions found
60 degrees N/S
temperature of polar regions
reach -40 degrees
where is temperate forest
30 degrees N/S
temperate forest temperature
5-20 degrees
temperate forest rainfall
500-1500mm/year
tropical grassland temperature
15-35 degrees
tropical grassland rainfall
800-900mm/year
where is the hot desert
15-35 degrees N/S
hot desert temperature
day = 40 degrees, night = very low
hot desert rainfall
less than 250mm/year
tropical rainforest temperature
25-30 degrees all year
tropical rainforest rainfall
2000mm/year
where are coral reefs
30 degrees N/S
what percent of all marine species live in coral reefs?
25%
how much of global oxygen comes from TRF
25%
how much canopy opened per tree cut down
600m2
what percentage of fish in river in Brazil contaminated from methyl mercury (from mining)?
90%
how much of deforestation does cattle ranching account for?
80%
how many more acres does Costa Rica plant than are cut down?
30,000 acres
how many species of bowhead whales are protected by clyde river sanctuary
1 out of 16
how many nations in Antarctic treaty and since when
58 since 1961
how long do glacial period last
100000 years
how long do interglacial periods last
10000 years
when did the quaternary period begin
2.6 million years ago
how far back can ice cores drill down to
800,000 years
what do paintings and diaries tell us about the thames
it froze 23 times between 1309 and 1814
what happened to Mount Pinatubo in 1991
it erupted and released 20 million tonnes of dust decreasing the earths average temp by 1 degree over the next 2 years
when was the little ice age happen as a result of sunspots
1300-1870
what is the cycle period for the wobble (precision)
23000 years
what is the cycle period for tilt (obliquity) and what angles
40000 years from 21.5 to 24.5 degrees
what is the cycle period for orbit (eccentricity)
100000 years
pakistan floods 2022 - how many lakes formed due to melting glaciers
3000
pakistan floods 2022 - how many crops in the country washed away
1/2
pakistan floods 2022 - how many affected and how many dead
33 million affected and 1500 dead
pakistan flood 2022 - how much of country underwater
1/3
new zealand - how fast have sea levels rose in the last 60 years
twice as fast as before
new zealand - how high is sea rising in wellington
2.84mm each year
new zealand - how many people live in areas prone to flooding
1 in 7
what storms hit uk in february 2020 (the wettest february on record)
dennis clara george
how many homes flooded in feb 2020 uk storms
thousands flooded and many left with no power
how many tonnes of rain per second in one storm in feb 2020
700 tonnes of rain per sec
how many wildfire in 2019 compared to 2011-2017
100 between 2011 and 2017 and 137 in 2019 alone
nepal earthquake 2015 - how much was damage
$5-$10 billion
nepal earthquake - how much more of population was pushed into poverty
3%
nepal earthquake 2015 - how much did tourism drop the following year
1/3
how did indian government respond to earthquake
gave 10 tonnes of blankets, 50m tonnes water, 20 tonnes food
how much did uk give to nepal for healthcare and rebuilding hospitals
£10 million
how many lightening flashes per km² per year in venezuela, lake maracaibo
250
how much rainfall a year in puerto lopez canada
12892
how much rain in sahara desert
75mm a year
what wind speeds in common wealth bay antarctica
240km/h
average temp of -65 degrees where
vostock station antarctica
typhoon haiyan 2013 - wind speeds
195 mph
typhoon haiyan - hieght of storm surge
6m - 1km flooded inland
typhoon haiyan - percent of houses in taclobah destroyed
90%
typhoon haiyan - how much farm damage
$85 million
typhoon haiyan - how mnay coconut trees uprooted
33 million
typhoon haiyan - UN launched aid appeal for how much
£480 million
typhoon haiyan - oxfam installed what
water tanks
rainfall has been how much below average in south of sahara since 1970
25%
droughts happen how much more frequently in south of sahara
3 time more
uk drought 2012 - what percent of root veg did farmers stop planting
20%
uk drought 2012 - south east water handed what out
free 4 min shower timers
uk drought 2012 - how many people affected by £1000 hosepipe fines
20 million