Earths atmosphere acts like a blanket around the Earth. In 1896 the chemist Svante Arrhenius suggested that carbon dioxide acts like the glass in a greenhouse which does not let heat out.
Effects of global warming?
Disease.
Higher temperatures and rainfall may mean tropical pests and diseases are able to survive and breed in New Zealand.
Weather patterns.
Global warming may lead to dramatic changes in regional and seasonal weather patterns. This may lead to more intense and more frequent storm events such as tropical cyclones.
Sea-level rise.
Rising sea levels would flood coastal towns and communities. New Zealand's ports would be swamped. Coastal railway routes and roads would be flooded
Rainfall
More frequent and intense winter rainfall is expected to increase the likelihood of flooding rivers, as well as flash flooding.
Agriculture
Changes in climate may affect the viabitily of crops in some areas. Crops that are typically grown only in the North Island may be able to be grown in the South Island.
What is the solution to climate change?
There are 2 solutions called Migration and Adaption.
Migration is reducing and stabilising greenhouse gasses. Less driving means fewer emissions. Besides saving gasoline, walking and biking are great forms of exercise. Explore the York Region Transit system and check out options for carpooling to work or school.
When you do drive, make sure your car is running efficiently. For example, keeping your tires properly inflated can improve your gas mileage by more than 3%. Every gallon of gas you save not only helps your budget, but it also keeps 20 pounds of carbon dioxide out of the atmosphere.
Adaption is adapting to climate change that is already occurring. Humans need to adapt to the impacts of climate change, for instance through technological solutions such as coastal defences and changes in consumption habits. Humans are already adapting to climate change, and further adaptation efforts will be necessary during the coming decades. However, adaptation alone is not expected to be able to cope will all projected effects since the options diminish and the costs increase with rising temperatures.
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