The smaller (accounting for around a tenth of existing solar capacity) is thermal storage, in which sunlight is concentrated as heat, for example in molten salt.
Councils are already taking action locally to tackle obesity, but would be able to significantly ramp up these efforts, benefiting millions more, under the LGA's plans for a fifth of existing VAT raised from sugary drinks, crisps, takeaways and sweets to go to council-run grassroots initiatives.
The government said about a fifth of existing capacity was expected to close over the next 10 years, while demand for electricity was forecast to double by 2050.
Another reason for the market's resurgence is the prevalence of foreclosures, which make up about a third of all existing home sales.
In the United States, the report predicts, more than a third of the existing habitat in Maine, New Hampshire, Oregon, Colorado, Wyoming, Idaho, Utah, Arizona, Kansas, Oklahoma and Texas could be irrevocably altered by global warming.
Mr. Rothwell says that the problem is getting bigger: while just under a third of the existing jobs in the nation's 100 largest metropolitan areas require a bachelor's degree or more, about 43 percent of newly available jobs demand this degree.
"Over the last 10 years, over a third of all existing independent retailers in the jewelry industry have gone out of business.
Hyundai Motor plans to sell 67 million new shares equivalent to a third of its existing float at a 25% discount; it has fallen almost 40% from its August high.
As a result, a theatre entrance, sound studio, workshop, passenger elevator and a third of the existing gallery area of the planetarium had to go.
It's failed to entice new users to sign up, and only a third of its existing users log on more than once a day.
