The impact of global warming on North Americans forests.
Orange area is when mountain pine beetle living longer.
There is thousands of forest fire on the planet.
336k acres were affected in San Gabriel Mt. it was called the station fire.
Forest fires affe
Cone of depression is when the water table has a depression because of the water draining out.
Confined aquifers only get water from the top of the mountain. Ogallah aquifer is from the Rocky
Mountains U.S. midcontinent.
Flooding is when water overf
Zumberg hall 159
Tropical forest is confined to the equatorial area. Weather across the equator is similar.
Rain forest clearing
1. CO2 in the atmosphere increases with lesser rainforest biomass.
2. Increased CO2 leads to global warming.
Fresh water only constitute 4% of the water on our planet, but 3% are glaciers and ice.
Ocean 96%, river and lake 1%
Eutrophication: a lot of algae because of nutrients.
Sea water evaporates into the sky.
The water vapor condenses t
The government spent a lot of money per worker than the economic profit that these employees
Theres a lot of carbon energy stored in the Boreal Forest.
Boreal forests has 60% of carbon, if trees were cut down, CO2 will stay at the a
Southwestern part of the US has very little rainfall.
Nile and Colorado rivers start out in areas of great rainfall. They have long pathway to ocean.
More rain in the Pacific Northwest.
The Pacific Northwest has long history of drought.
Who gets the
Why do we need dams.
Water storage and year-long supply for urban and agricultural areas
Electrical power generation
The Nile river is Egypts lifeline.
Electrical power generation
Agricultural land loss; Erosion of soil is not a fast process
Erosion (water, wind)
o Soil erosion is the detachment and movement of soil by the action of running water and
o Deflation is erosion of land by wind.
When theres a drought, root wi
China, Indian and U.S. are the largest grain producers.
Indias groundwater crisis is basically they are taking way more water out than rains put back.
Number of cities in china are using more water than that is being replenish. NingXia takes out 6
Fundamental aspect contributes to the differences in magma is silica content
Higher silica content, magma will be thick.
1. Shield volcanoMauna Loa is the largest mountain on the planet.
2. Stratovolcanoessteeper slope. Reason 1. Magma is th
Forests have been in decline.
25% of forest is old growth
30% of forests from the European settlement time are now gone.
Temperate, tropical, and boreal forests are all gone.
Eastern U.S. forests is mostly owned by private
Rocks disintegrate to sediments then to soil.
Weathering connects all three of these items.
Weathering is the decomposition of rocks.
Physical weatheringthe mechanical disintegration of minerals and rocks.
Root wedging is when a plant uplift
Pedacal means water dissolves calcium carbonate from zone A and deposited in zone B. Zone B is usually
Laterite has so much leaching that materials are carried away, leaving only thick masses of insoluble iron
China, US, Pakistan
Minerals and rocks
Minerals are 1. Naturally occurring chemical compounds. 2. They are crystalline compounds. 3. Some
have a definition composition. 4. Minerals have definite or fairly definite physical properties.
Magma and lava are molten solution of rock-forming ions. And dissolved gases, and often, early
formed mineral crystals.
Magma forms when temperature is raised or pressure is reduced.
Igneous rocks formed at depth are plutonic or
Atmosphere is the blue layer on top of the earth.
The atmosphere is the envelope of gases that surrounds our planet.
We should think more about methane than carbon dioxide
1. The rate of methane is growth is faster than CO2
2. A single molecule is 20x to
Fracking is when oil company uses explosive to extra oil.
Ocean front wind comes in and stops at The Great Valley. Therefore, the areas behind it are dry.
Peat in bornea is the thick vegetation that could be burn.
California drought. We are sucking
Coral takes on the color of algae.
Hypoxiawarming oceans and the loss of oxygen. As ocean warms up, it could hold less water.
Chaohu lake is eutrophied.
Algae cannot break down. They turn into algal slime.
Red tides in Australia
A special kind of al
Antarctica Ice Loss. Yes and No. 5 to 6 questions from this lecture.
Antarctica is divided into west Antarctica and east Antarctica. Greatest thickness is in the eastern part.
Pack ice, on ocean. Valley, alpine ice sheet,
Pack ice sitting on the edg
We are drilling deeper into the ocean and into the earth. Even with salt layers.
The Arctic Ocean is the worlds most fragile environments.
And yet, countries are fighting for the right to its oil reserve.
There are 6 months without light each year i
Near-surface ocean circulation is prohibited by land masses. The patterns of such restricted flows are
The Gulf Stream may be weaken if global warming occurs.
Thermohaline circulation brings warm surface water to New England, contributing to
The distribution of water in California is primarily for agriculture.
Water is pressured into the crack so that it can transform to oil.
Clay particles pack closely together. Shale is a rock that is desirable, but it has no porosity.
A well is drill deep
A family was fighting back for a case. They were rewarded for health injury.
City and individual could not sue the oil industry.
28 nations submitted strategy to UN. 38 and UN are accepting that the temperature is going to rise.
Al Gore had been a climate
Conventional oil is decline in production. We will need more new oil.
Venezuela has the largest oil reserves.
World crude oil from wells is increasing to 72 million barrels.
We dont know when will peak.
What are unconventional oil?
Colonies of organism live near the spreading center.
Trends: the consumption of coal is increasing. Per capital emission is 10 times higher in US than in China.
Vague government regulation on the extent to which company exercises dumping.
Strip mining requires it to restore the land into its original configuration
Mines were built into prisons, golf courses, and FBI facility.
Coal waste becomes part of the stream.
Coal Company damage the environment, they called it the light of god.
The blessings and curse of hydrocarbon fuels.
Coal, oil, natural gas (methane)
We have to recognize our planet is dying, it doesnt mean that we cant save it.
One thing we can do to eliminate our dying earth is to eliminate coal consumptio
Geothermal: hot water at depth can burst to steam. It drives turbine for electricity. 1. North of SF. 2.
South near Mexican border.
Today will be wind and solar power.
NOT ASKING ANYTHING SPECIFIC, BUT ASK
8:30 Saturday. It will be hot.
Bristol bay may be endangered because the drainage mine flow into the ocean.
We found new sources of fish, but we shouldnt find.
Bycatch is the fish that is the undesired fish caught in a net.
Caspian sea is the larges
Methane can be supplied by the thawing of methane ice.
Permafrost would melt and sip through continental shell.
Russian scientists said East Siberian Arctic Shelf is one example that methane comes through continental
Arctic CH4 cycle