What Do We Do Now by Dr Jo

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What Do We Do Now? by Dr. Jo. Bea Holt JPL Climate Symposium October 16, 2010

Ok, if we accept that global warming is real and that we’re causing it, isn’t the problem so big that we can’t possibly fix it?

Where Does the CO 2 Come From?

Carbon’s Pathway

More People, More Technology, More CO 2

How Do We Turn the Curve Down?

What Do I Use In a Day? One 40 Watt lightbulb uses 1 k. W-h energy per day Personal Action Energy (k. W-h) Drive 30 miles (25 mpg) 40 Fly RT to London (once/year) 30 Light, heat, cool house (hot shower=2) 45 Gadgets 5 Food 15 Stuff (water bottle = 2) 60 Infrastructure 55 Total 250 Mac. Kay, David, 2010, Sustainable Energy-Without the Hot Air, Caltech e&s.

What Could I Use in a Day Personal Action Energy (k. W-h) Drive EV 30 miles 10 Fly RT to London (once/two years) 15 Fluorescent bulbs, shorter shower. . . 20 Unplug gadgets 3 Eat less meat 10 Reuse, use tap water. . 30 Vote 50 Total 138

Can We Solve It With Renewables?

Renewables Involve Land-Use Renewable Energy % Land Wind 12 Energy crops 60 Solar panel farms 6 Solar concentrators 2 ac. Kay, David, 2010, Sustainable Energy-Without the Hot Air, Caltech e&s.

Renewables to Power the US http: //www. withouthotair. com

Will We Get It Right the First Time?

People Drive the Flow of Carbon

Focus on the negative, or. . .

. . . be part of making our planet sustainable.

“. . . I believe this is gonna be our finest hour. ”

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