Paris UN COP21 Gravel

In celebration of the landmark agreement at Paris' UN COP21 by governments around the world to combat climate change via cutting greenhouse emissions and reducing fossil fuel usage.

This is modeled off the gravel used by French foreign minister Laurent Fabius during the official announcement

(News: http://www.theguardian.com/environment/2015/dec/12/paris-climate-deal-200-nations-sign-finish-fossil-fuel-era)