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EHS206 10/10

The earth receives energy through ____ from the sun
radiation

Currently, there are ____million people who do not have enough to eat in the world
795

A greenhouse is a structure with walls and roof made mainly of ____ material
transparent

The major greenhouse gases emited into the atmosphere are carbondioxide, methane, nitriousoxide and _____ gases
fluorinated

The greenhouse effect is measured in terms of radioactive forcing (RF) in units of ____
W/m2

The volcanic pollution results in a substantial reduction in the stream of solary energy as it passes through the _______ of the atmosphere, reflecting a significant amount back out to space.
upper layers

Humans have contributed to an _____ in atmospheric green house gases as a result of increased in fossil fuel burning and deforestation
increase

Greenhouse effect arises because the atmosphere is largely ______ to incoming solar radiation
transparent

The greenhouse molecules can emit energy in the form of infrared ______
photons

Lobbying governments and discussing policies to reduce carbon emmissions and encouraging reforestation is an effective way of progress with _____
climate change