; (B) all indirect greenhouse gas emissions with respect to electricity, heat, or steam purchased by the covered issuer; (C) significant indirect emissions, other than the emissions described in subparagraph (B), that occur in the value chain of the covered issuer; and (D) all indirect greenhouse gas emissions that are attributable to assets owned or managed, including assets that are partially owned or managed, by the covered issuer; (8) the term fossil fuel reserves means all producing assets, proved reserves, unproved resources, and any other ownership stake in sources of fossil fuels; (9) the term greenhouse gas — (A) means carbon dioxide, hy­dro­fluo­ro­car­bons, methane, nitrous oxide, perfluorocarbons, sulfur hexafluoride, nitrogen triflouride, and chlorofluorocarbons; and (B) includes any other anthropogenically emitted gas or particulate that the Administrator of the Environmental Protection Agency determines, after notice and comment, to contribute to climate change; (10) the term greenhouse gas emissions means the emissions of greenhouse gas, expressed in terms of metric tons of carbon dioxide equivalent; (11) the term social cost of carbon means the monetized present value, discounted at a 3 percent or lower discount rate, in dollars, per metric ton of carbon dioxide (or carbon dioxide equivalent), of the net global costs over 300 years caused by the emission of carbon dioxide (or carbon dioxide equivalent, as applicable) that result from— (A) changes in net agricultural productivity; (B) decreases in capital and labor productivity; (C) effects on human health; (D) property damage from increased sea-level rise, flooding, wildfires, and frequency and severity of extreme weather events; (E) the value of ecosystem services; and (F) any other type of economic, social, political, or natural disruption; (12) the term value chain — (A) means the total lifecycle of a product or service, both before and after production of the product or service, as applicable