The Sierra Club was founded in 1892 and is now the nation's largest and most influential grassroots environmental organization in the world.

But they can't do it alone. 

With your help, the Sierra Club promises to keep fighting around the clock to protect our planet. Giving monthly is the best way to support their work. It's also the best way to earn points on Propeller.

In return for your commitment at any donation level, you'll receive 1,000 points on Propeller* after signing up. And you'll get an additional 100 points for the next 5 months you stay enrolled – totaling 1,500 points.

Help create a sustainable future for generations to come and become a Wilderness Guardian with the Sierra Club today!

*Note: This offer is part of Propeller's Partner Monthly Donor Program. Propeller users are only eligible for one (1) signup bonus per month for any Partner Monthly Donor Program offer. And only one signup bonus per specific offer per lifetime. We work with the Sierra Club after you sign up to credit your points as quickly as possible. The fastest way to get your points is to forward your email receipt from the Sierra Club to [email protected]. Please allow 5-7 business days for your points to be credited.

Double points for Premier Members is NOT available for this promotion.