SUSTAINABLE COMPUTERS Rina Takizawa

 OUTLINE  Our computer society  Sustainable computers - Energy Star -EPEAT (Electronic Products Environmental Asset Tools)  Personal Attitude  References

 OUR COMPUTER SOCIETY In 2014, 89,500,000 computers were sold in the U.S. How much electricity - A Desktop computer : 65 to 250 watts - A Laptop : 15 to 60 watts

 SUSTAINABLE COMPUTERS  Energy Star Label By The U.S. Environmental Protection Agency's (EPA)  EPEAT (Electronic Products Environmental Assessment Tool) rates computers based on more than 50 energy-efficient criteria

 SUSTAINABLE COMPUTERS Macbook Pro  Met 6.1 requirement from Energy Star for conserving power (battery life)  Uses high efficient power supply while reduces wasted power  Uses hardware components that allows you the use the most optimal power while the computer is conserving energy

 SUSTAINABLE FEATURES  Eco Charge Mode (TOSHIBA) keep the battery alive long avoid to use energy for programs you don’t use. Eco Mode: change the screen lightness darker automatically You can check how much you have saved energy  SONY use LED lights for screens

 PERSONAL ATTITUDE We could reduce greenhouse gas emissions by the equivalent of 2 million cars and save about $2 billion annually on energy costs.(Energy Star)

 REFERENCES  Computer Sales Statistics  How much electricity do computers use? Macbook pro and the environment  Top 5 Energy-efficient Computers by Maria Trimarchi energy-efficient-computers.htm