Card Set Information
What are the 5 greenhouse gasses?
most abundant greenhouse gas
concentration has been increasing since mid-1800s
increase correlates with burning of fossil fuels
has been increasing
naturally occurs due to decay of organic matter, digestive processes of organisms, leaks from petroleum reservoirs
humans have contributed through domestication of animals, rice production, and leaks from gas pipelines
What is the ocean conveyor belt?
circulation of ocean water in oceans that can cause fast changes in climate
What is happening in the Atlantic Ocean conveyor belt?
northward movement of surface waters are cooled when they hit Greenland
water cools, becomes saltier and denser, sinks to bottom
then flows southward to Africa
huge amounts of warm water keep Europe way warmer than it would be
What are the effects of global warming?
changes in vegetation patterns
climate pattern changes
ice pattern changes
thawing of frozen ground
sea level rise
changes in hydrologic cycle
decomposition of organic material in soil
breakdown of gas hydrates
changes in biosphere