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Desertification is the expansion of dry desert conditions into areas that previously had not experienced them. This is characterized by lower soil productivity and a depletion of natural resources. There ...
One reason is due to a lack of vegetation in a river basin. Vegetation acts as a barrier to surface runoff, therefore it reduces overland flow. If vegetation is limited, water will quickly enter river cha...
A destructive plate boundary exists when a continental and oceanic plate boundary meet. The oceanic plate descends underneath the oceanic plate as it is denser. The build-up of friction between the two p...
Both terms describe changes in atmospheric conditions, but on different timescales. Weather describes short-term variation (i.e. daily and hourly) whereas climate refers to long-term trends of change happ...
Coral reefs: diverse/fragile ecosystem, found in coastal areas/tropics/warm waters 23-29degrees C, (temp needed to sustain growth) valuable goods and services, threatened by global warming, rising SST. 1)...
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