Climate Math (Andrew Winston)
| $2.2 trillion: | The size of the "climate economy" by 2020 according to the bank HSBC |
|---|---|
| $372 billion: | China's budget for energy conservation and anti-pollution measures over the next few years |
| $260 billion: | Global clean energy investment in 2011 |
| $109 billion: | Saudi Arabia's planned investment in its solar industry over 20 years |
| 50 percent: | The portion of Germany's entire electric demand satisfied by solar energy during one sunny day in May, a world record |



