Provided in real time by Brighter Planet at 12:23AM UTC on Wednesday, April 26, 2017 for timeframe beginning 2017-01-01 and ending 2018-01-01.
Brighter Planet is performing this calculation based on the following characteristics of this fuel_purchase as provided in the request:
Calculations are performed adaptively, so methodology will vary depending on fuel_purchase characteristics. Impact values, listed below, are based on a number of input factors, which in turn are based on others, and so forth. In each case, the methodology used in the calculation is specified, and, wherever possible, the source code of the method is displayed.
Estimate provided by Brighter Planet CM1. Calculations are performed using data from a variety of public sources. To cite this estimate, credit Brighter Planet, "Fuel Purchase impact calculation." <http://impact.brighterplanet.com/fuel_purchases?fuel_type=crude&timeframe=2017-01-01%2F2018-01-01&volume=804400000>, retrieved 2017-04-26T00:23:20Z.