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The Industrial State of Biofuels Technologies

By Dr. Gerald Kutney, Lee Enterprises Consulting A myriad of biofuel technologies exist, but which ones are truly industrial processes? The question is not always easy to answer. And one must define what is meant by an industrial process. To facilitate this task, three classifications of industrial status are utilized: Established – modern facilities are numerous, […]

Carbon Negative Impacts from Biomass Conversion

By Andrew Grant, Lee Enterprises Consulting Canada, New England, and California all have Carbon Credit programs to achieve GHG reduction goals. Several forms of biomass diversion from landfills, farms, and other biomass – dependent GHG sources are already in operation to support significant GHG reductions. Examples of GHG reductions are given, and the carbon impact of […]

Decentralized Organics to Energy with Containerized Anaerobic Digestion

By John Forcier, P.E., Lee Enterprises Consulting Most trash and recycled waste materials are being processed on a regional basis to maximize the economy of scale. There have been various attempts to gather and process organic waste materials utilizing similar methods, but the challenges are far from resolved. As we transition to the bans on organic […]

Plastics & Microwave Pyrolysis

Energy is fundamental to economy and survival in today’s social activity. Clearly the search of alternative energy sources would have a high priority. Therefore, minimizing the quantity of waste being generated from the source energy such as recycling could be a potential remedy in waste management activities. Disposal of used consumer plastic has increased with […]

Power to Save Family Farms and the Environment With Anaerobic Digestion

Farm-based anaerobic digestion systems have adapted in various regions of the world. The “European Model” relies on cash crops and manures with very high incentives and feed-in-tariffs. The “U.S. Model” is based on mostly or all cow manure from large farms (800 to 2,500 cows, or more). The “North American Model” utilizes cow manure and […]

Lee Enterprises Consulting Marks Twenty One Years of Service to Bioeconomy

Lee Enterprises Consulting, the world’s premier bio-economy consulting group, recently celebrated its twenty first anniversary.  The group, which began in 1995 as a small niche, biodiesel consulting practice, now has over 100 internationally known experts from across the world.  The group has grown into seven divisions with emphasis on biodiesel, ethanol, emerging technologies, biomass power, […]

Creating Value from Landfill Gas

Landfills contain a toxic stew of biomass materials from old tires to food wastes to animal manure. It is literally the bottom of the rubbish barrel. The US EPA estimates that 250 million tons of municipal solid wastes are sent to landfills each year. These materials have a wide range of chemicals in them, including […]

Perspectives on Waste-to-Energy Technologies

By Zoltan Kish, Ph.D. Introduction Reducing the emission of carbon dioxide and other greenhouse gases is one of the greatest environmental challenges of our time. Growing population, increased urbanization rates and economic growth could lead to a doubling in the volume of municipal solid waste (MSW) created annually by 2025, according to new research conducted […]