- Non-conventional sources of energy include solar, wind, hydro, and geothermal energy. These sources are renewable and can be replenished naturally. 2. Reason 1: Finite Nature of Conventional Sources: - The first reason to harness non-conventional sources of energy is that conventional sources ...
Japan's National Greenhouse Gas Emissions Japan's National Greenhouse Gas Emissions in Fiscal Year 2009 (The Preliminary Figures), Ministry of the Environment *1 The Kyoto Protocol's emission reduction targets cover carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), hydro uorocarbons (HFC...