From the news that scientists have created a bacteria that lights up around landmines to the development of a rot-proof apple–that stays fresh for 4 months–a lot happened this week in green. A new study called The Economics of Ecosystems and Biodiversity (TEEB) shows that putting money into protecting wetlands, coral reefs, and forests is a better investment than gold, Lloyd visited GreenBuild 2009 in Arizona, and readers sent in photos of the one green object they just can’t live without for our weekly slideshow. Find out what else happened in the world of green this week in our photo roundup of most popular, most important, and most oddbal… Read the full story on TreeHugger

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The Week in Pictures: Rot-Proof Apple, Surprises at GreenBuild, Bacteria Lights Up Landmines, and More