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PSA

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PRESENTATION OUTLINE

CLIMATE CHANGE PSA

BY NAHOM.N
Photo by Alto Crew

Definition Climate change is a long-term change in the average weather patterns that have come to define Earth's local, regional and global climates. These changes have a broad range of observed effects.

Photo by Trey Ratcliff

EFFECTS

  • The IPCC predicts that increases in global mean temperature of less than 1.8 to 5.4 degrees Fahrenheit (1 to 3 degrees Celsius) above 1990 levels will produce beneficial impacts in some regions and harmful ones in others. Net annual costs will increase over time as global temperatures increase.
  • Satellite observations reveal that the amount of spring snow cover in the Northern Hemisphere has decreased over the past five decades and the snow is melting earlier.

DID YOU KNOW?

  • The planet's average surface temperature has risen about 2.12 degrees Fahrenheit (1.18 degrees Celsius) since the late 19th century.
  • The Greenland and Antarctic ice sheets have decreased in mass. Data from NASA's Gravity Recovery and Climate Experiment show Greenland lost an average of 279 billion tons of ice per year between 1993 and 2019.
  • Glaciers are retreating almost everywhere around the world — including in the Alps, Himalayas, Andes, Rockies, Alaska, and Africa.

WHAT CAN YOU DO?

  • Power your home with renewable energy.
  • Invest in energy-efficient appliances.
  • Reduce water waste by takeing shorter showers, turn off the tap while brushing your teeth
  • If you can get a fuel-efficient vehicle.
Photo by Sprengben

THE END

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