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7.3: Indicators and Effects of Climate Change Cheat Sheet (DRAFT) by [deleted]

This is a draft cheat sheet. It is a work in progress and is not finished yet.

Indicators and Effects of Climate Change

Global Warming:
An increase in the global average temper­ature
The rate of increase in global temper­ature has increased since the 1960s

Changes in Polar and Glacier Ice

Large amounts of ice are melting at higher rates in recent years
Impacts of Melting Ice
Raises sea levels
 
Affects the habitats of polar animals
 
Affects the tradit­ional lifestyles of the Inuit population

Rising Sea Level and Ocean Acidity

The melting of ice caps and glaciers could raise global sea levels by 20cm - 40cm within the next 100 years
Thermal expansion of sea water will also result in higher global sea levels
Large popula­tions of people will be displaced by rising sea levels as many of the largest cities are coastal
The influence of tides, prevailing winds, and ocean currents will increa­se/­dec­rease the effects in different areas
Changes in ocean pH make coral reefs vulnerable and affect the ability of oceanic organisms to reproduce
The ocean will become more acidic due to absorption of CO
2
produced by the burning of fossil fuels
Rising sea levels will cause loss of coastal land and increase flooding potential
 

Climate and Health

Climate is closely related with risk of disease and injury­/death due to natural disasters
Some disease outbreaks are more likely in higher temper­atures
The risk of waterborne diseases increases as climate change affects precip­itation
Increasing temper­atures may adversely affect those with asthma, allergies, or other respir­atory disorders

Changing Wind and Precip­itation Patterns

Changes in heat distri­bution affect wind currents
The speed, frequency, and direction of winds have fluctuated due to climate change
High temper­atures increase the rate of evapor­ation and precip­itation
 
Desert­ifi­cation and Drought
An increa­se/­dec­rease of precip­itation affects the levels of reservoirs and ground water
Declines in precip­itation can lead to desert­ifi­cation
Desert­ifi­cation: The process by which land slowly dries out until little or no vegetation can survive and the land becomes a desert
Desert­ifi­cation may lead to famines
Global warming may lead to a shortage of freshwater
Changes in agricu­lture and food supply will affect intern­ational trade
 
Storm Intensity and Frequency
Warmer seas result in stronger hurricanes
Climate change can also lead to strong­er/more frequent wildfires, heavy rains, and strong winds
 

Changing Biomes

Up to 1 million species are threatened with extinction due to climate change
 
Defore­station
The destru­ction of the world's forests through direct human activity and indirect effects of climate change, pollution, and acid rain
A shrinking forest reduces the amount of CO
2
absorbed from the atmosphere
Global warming lends to increased chances of forest fires or insect infest­ations
 
Shrinking Wetlands
Lower water levels in the Great Lakes will dry out surrou­nding wetlands → reduces habitats

Climate and Health

Climate is closely related with risk of disease and injury­/death due to natural disasters
Some disease outbreaks are more likely in higher temper­atures
The risk of waterborne diseases increases as climate change affects precip­itation
Increasing temper­atures may adversely affect those with asthma, allergies, or other respir­atory disorders