https://blogs.dw.com/globalideas Thinking for a cooler world Thu, 02 Oct 2014 08:32:05 +0000 en-GB hourly 1 https://blogs.dw.com/globalideas/diy-wind-turbines/ Wed, 23 Mar 2011 04:22:23 +0000 http://blogs.dw.com/globalideas/?p=1917