For many of us, giving up meat forever seems impossible. But how about giving it up for just one day? Today is World Meat Free Day and your chance to do a little for the planet. By giving up meat for one day, you will save enough carbon emissions to boil a kettle 388 times and save up to 90 calories. Tempted? Here are three meat-free recipes from Push Doctor’s in-house nutritionist to get you started, which will also boost your metabolism.