If we all use a different earth-friendly tag line, it would keep thoughts on saving the earth fresh. So make up your own, personalize one you find, or simply reuse a great one.
Save the life of a tree-- buy recycled.
Reduce plastics use. Reuse grocery bags. Recycle everything. Rely on sustainable resources.
Minor discomforts aren't nuisances, they're warnings. Find and fix the cause, naturally.