Burn (active) calories doing any sport or physical activity to raise money for environmental Non-Profit Organisations. Run marathons, cycle to work everyday, or simply walk your dog.
Invite your friends, loved ones or even your employer to sponsor you for your calorie expenditure and support you in achieving your fundraising goals.
Define the climate / environmental organizations of your choice to distribute the funds you raise.
Burn your calories to improve your health whilst improving the health of our planet.