redOrbit: A U.S.-led study has found climate change on the Antarctic Peninsula — one of the most rapidly warming spots on Earth — is now affecting microscopic life. Researchers using detailed satellite data have discovered global warming is not only affecting just the penguins at the top of the food chain, but simultaneously life at the base of the ecosystem. The researchers from the National Science Foundation’s LTER — Long Term Ecological Research program — led by Hugh Ducklow of …