Sentences with phrase «urban waste wood»
Examples include growing winter cover crops for energy, timber processing wastes, urban waste wood, landfill methane, wood from agroforestry systems that boost productivity, and crop residues that are not otherwise used.
http://www.wri.org/ Not exact matches
The remedy, Brinton tells his clients, is to add more oxygen and carbon - based materials like wood chips, sawdust, and yard waste — things urban composters often have trouble getting their hands on.»
This category includes some level of forest and agriculture residues left behind after harvest (some need to remain on the ground to maintain soil fertility); timber processing wastes including sawdust and «black liquor;» and any unused manure, urban wood waste, municipal organic waste, and landfill methane.
As recently as 1980, imported oil supplied over 90 percent of the heat for these systems, but by 2005 it had been largely replaced by wood chips, urban waste, and lignite.
Under the agreement, Cooper Marine & Timberlands («CMT») will supply BlueFire's Fulton, Mississippi project with all of the feedstock required to produce approximately 19 - million gallons of ethanol per year from locally sourced cellulosic materials such as wood chips, forest residual chips, pre-commercial thinnings and urban wood waste such as construction waste, storm debris, land clearing; or manufactured wood waste from furniture manufacturing.
As recently as 1980, imported oil supplied over 90 percent of the heat for these systems, but by 2007 oil had been largely replaced by wood chips and urban waste.
Based on a study from the U.S. Departments of Energy and Agriculture, we estimate that using forest and urban wood waste, as well as some perennial crops such as switchgrass and fast - growing trees on nonagricultural land, the United States could develop more than 40 gigawatts of electrical generating capacity by 2020, roughly four times the current level.
As this clip from Geoff Lawton's Urban Permaculture DVD shows, rocket stoves work best on thin bits of wood, which makes them ideal for utilizing scrap wood waste and / or tree prunings and coppiced wood.