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CLIMATE.

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Presentation on theme: "CLIMATE."— Presentation transcript:

1 CLIMATE

2 EARTH’S CLIMATES LONG TERM AVERAGE WEATHER CONDITIONS
-DEPENDS ON AVG. TEMP. AND PRECIPITATION AFFECTED BY: -LATITUDE -BODIES OF WATER -ALTITUDE -BUILDINGS

3 CLASSIFY CLIMATES -POLAR (COLD, LITTLE PREC.) -CONTINENTAL (WARM SUMMERS, COLD WINTERS) -DRY (HOT SUMMERS, COLD WINTERS, LOW PREC.) -TROPICAL (WARM, HIGH PREC.) -MILD (WARM SUMMERS, MILD WINTERS, HUMID) -MICROCLIMATES (MAJOR CITIES, FORESTS, HILLTOPS) AFFECTS LIVING THINGS -ADAPTATIONS -TYPE OF CROPS -DESIGN BUILDINGS/HOMES

4 CLIMATE CYCLES LONG-TERM CYCLES -ICE AGES
-COLD PERIODS LASTING UP TO MILLIONS OF YEARS -1/2 NORTHERN HEMISPHERE ON ICE -INTERGLACIALS -WARMER PERIODS DURING ICE AGES -CAUSES -CHANGING ORBIT -CHANGING TILT -MOVEMENT OF CONTINENTS -CHANGE IN OCEAN CIRCULATION

5

6 SHORT-TERM CYCLES -SEASONS -EQUINOXES AND SOLSTICES -EL NINO/ENSO -ATMOSPHERE AND OCEAN CYCLE THAT CAUSES WEAK TRADE WINDS ALLOW WARM WATER TO MOVE TOWARD S.A. -LA NINO -CHANGE THE POSITION OF JET STREAM -MONSOON -WIND PATTERN THAT CHANGES DIRECTION DURING CERTAIN SEASONS -DROUGHT -BELOW AVERAGE PRECIPIATION DUE TO HEAT WAVES

7 CLIMATE CHANGE INCREASE GREENHOUSE GASES  WARMER TEMPS.
-BURING FOSSIL FUELS, DEFORESTATION, VOLCANIC ERUPTIONS, FOREST FIRES, CELLULAR RESPIRATION INCREASED RELEASE OF AEROSOLS  COOLER TEMPS. IMPACTS -MELT GLACIERS  RISING SEA LEVELS -HEAT WAVES  DROUGHTS -STRONGER STORMS FLOODING AND MUDSLIDES +WARMER TEMPS.  LONGER CROP SEASONS

8 -MONITOR CLIMATE  GLOBAL CLIMATE MODEL
HOW TO HELP -MONITOR CLIMATE  GLOBAL CLIMATE MODEL -REDUCE POLLUTION/GREEN HOUSE GASES  ALTERNATIVE ENERGY SOURCES/ENERGY EFFICIENT BUILDINGS -RECYCLE AND CONSERVE ENERGY


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