Thats according tonew researchfrom the International Energy Agency (IEA).
The biggest magnets for the cash include renewables,electric vehicles, and nuclear power.
Yet not every region is splashing the cash lavishly.

China has emerged as the runaway leader.
It’s free, every week, in your inbox.
Europe takes second place with a projectedclean energy investment of $370bn.The US follows with $315bn.

Fatih Birol, the IEAs Executive Director, expects the spending to continue growing.
For every dollar going to fossil fuels today, almost two dollars are invested in clean energy.
Its not all good news, however.
According to the IEA, the clean tech world is increasingly polarised.
Beyond these financial powerhouses, the capital is flowing far less freely.
Outside of China, spendingremains low in emerging and developing economies.
Combined, they account for only about 15% of global clean energy investment.
The IEA warns that high capital costs are stifling their clean tech projects.
Fossil fuels are also still attracting big bucks.
The agency observed a similar rise last year.
One of the themes of this years TNW Conference is Sustainable Futures.
Story byThomas Macaulay
Thomas is the managing editor of TNW.
He leads our coverage of European tech and oversees our talented team of writers.
Away from work, he e(show all)Thomas is the managing editor of TNW.
He leads our coverage of European tech and oversees our talented team of writers.
Away from work, he enjoys playing chess (badly) and the guitar (even worse).