carbon debt造句

• Therefore, this carbon debt applies to both direct and indirect land use changes.
• Biofuels made from waste biomass or from biomass grown on abandoned agricultural lands incur little to no carbon debt.
• The research also found that oil palm would cause the least land-use changes and associated carbon debt.
• Recovery of the carbon debt from clearing intact natural eucalypt forests through afforestation or reforestation takes more than 100 years.
• The carbon debt was defined as the amount of released during the first 50 years of this process of land conversion.
• A team led by Fargione from The Nature Conservancy found that clearing natural lands for use as agricultural land to produce biofuel feedstock creates a carbon debt.
• Ms . Howard, of the Nuclear Energy Institute, said she did not know how the " carbon debt " of a reactor compared with the debt of other generating stations.
• Some anti-nuclear advocates have also argued that building a reactor, a massive structure of steel and concrete, requires more energy and results in more carbon emissions than building a simpler plant, creating a " carbon debt ."
• For the two most common ethanol feedstocks, the study found that sugarcane ethanol produced on natural cerrado lands would take about 17 years to repay its carbon debt, while corn ethanol produced on U . S . central grasslands would result in a repayment time of about 93 years.
• A second paper published in the same issue of Sciencexpress, by a team led by Fargione from The Nature Conservancy, found that a carbon debt is created when natural lands are cleared and being converted to biofuel production and to crop production when agricultural land is diverted to biofuel production, therefore this carbon debt applies to both direct and indirect land use changes.
• A second paper published in the same issue of Sciencexpress, by a team led by Fargione from The Nature Conservancy, found that a carbon debt is created when natural lands are cleared and being converted to biofuel production and to crop production when agricultural land is diverted to biofuel production, therefore this carbon debt applies to both direct and indirect land use changes.