"People across the planet are taking steps to go 'green' by changing light bulbs and driving habits. Yet with the unmistakable connections between factory farming and the destruction of our environment, the most effective change one can make for the earth is a change to a plant-based diet. With animal agriculture accounting for more dangerous greenhouse gases than the entire transportation sector — making it one of the leading causes of climate change — there is no better time to act than right now."
And, you can tell them it's only for a day . . . they might even like it; only after they complete the challenge would I suggest encouraging them to adopt a plant-based diet indefinitely . . . one day at a time. For more information on Farm Sanctuary's Earth Day challenge, go here.