The Natural Resources Defense Council is one of the premiere voices in environmental and wildlife conservation in America. Its website, savebiogems.org, makes it easy for your voice to be heard on a number of important issues with just a few clicks of the mouse. Right now, important issues like helping wolves, monarch butterflies, polar bears and whales can be achieved by clicking a "take action now" button. A pre-written letter to the appropriate government official is available. Simply add your name and contact info, and click "send your message" to send it to those who need to be moved to make the change.