What we've forgotten is how to give back to be in balance with the Earth. It's an ancient wisdom that somehow got lost in the shuffle for the next new thing. But we're listening now and getting it. 
When you give back, your mood and health is improved, and so is your bank account. Weird right? Yet it really works this way -- you give money away and save more money overall. 

Here are charities I've picked.

Here's a quick two-step process if you're in a hurry to go carbon negative (which is what we all need to be doing).

Here are some calculations for  those of you who can stand spreadsheets.

And here are some references for you wonks out there. So, so geeky.