What does the tag #climateproxri mean on twitter?

A "proxri" is a reward which relates elements in the proximity. When you do something for the Earth related to climate change, that's a ClimateProxri (with no space). For blogs, social networks, social bookmarking and other social media and social software, the tag and text marker is ClimateProxri. The Twitter hashtag is #ClimateProxri. More info here: http://proxearth.com/social-media-users/