Climate changes

Post on 16-Jan-2015

639 views 4 download

Tags:

description

Work about climate changes by students in 2nd D

Transcript of Climate changes

• The meteorological conditions, including temperature, precipitation, and wind, that characteristically prevail in a particular region

• Abundant precipitation.

• High temperature• Raising of the sea

level

Health Water resources Agriculture Areas of coastline Forest Species and natural areas

Climate changes, as extreme changes in temperature, have a direct impact on human health:

Maximum high, an increase in heat days and heat waves cause a higher mortality rate due to stress, especially among the elder people who need of care .

Health is also indirectly threatened by changes concerning the dissemination of pathogens, pollutants and allergens.

• Water supplies• Water quality• Racing for

water

• Yield of crops

• Need of water for irrigation

• Beach erosion• Flooding of

coastal land• Additional

costs for the protection of coastal communities

• Composition of the forest

• Geographical extent of forests

• Health and productivity of forests

• Disappearance of habitats and species

• Melting of glaciers