On March 28, 2009 at 8:30 P.M., cities all over the world will be turning off their power to raise awareness about climate change for Earth Hour 2009. Blogs and newspapers alike have been reporting the haps — and anyone who is looking can certainly find a wealth information about the history of the campaign — and why they should participate this year. Here’s a bit more information from around the blogosphere on Earth Hour 2009:

First all, you can follow Earth Hour on Twitter and watch videos on YouTube.

Treehugger takes a deeper look at Ikea participating in Earth Hour 2009.

Morsels and Musings suggests cooking a low-carbon meal in celebration.

Earth Times announces that Pennsylvania, California, and Arkansas are the first US states to join the cause.

Treehugger reports that Earth Hour is gaining attention throughout the world.