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However, the environmental impact, the melting of the arctic circle, the increase of greenhouse gasses in the atmosphere cannot be denied and the Vice President has helped to bring this issue to wide attention around the world. Power Steer - Michael Pollan Mr. Pollan decided to conduct some very up close and personal research regarding the care, feeding and eventual slaughter of cattle. He did this by purchasing an eight month old calf and besides his research also intended to hopefully sell him at a profit at the end.

A he states, “ I wanted to find out how a modern, industrial steak is produced in America these days, from insemination to slaughter.” (Pollan 1) The beginning was a bucolic environment for the steer, idling and eating in green pastures besides it mother as it weaned from milk to grasses. Then as it is introduced to commercial feed as well as the accelerated growth hormones, the calf matures quickly. Pollen gives and overview of the industry but also personalizes it by visits to #534 (his steer) at the Pokey Feedlots.

These feedlots help to restrict the animal’s movements toughening the muscle. . cientists call the planet's “primary productivity.” (Manning 37) One of the first primary concentrated sources of the energy is agriculture and the most predominant plants that have been cultivated are rice, wheat, and corn. This domestication of plants and the concentration of their energy wealth is an important concept for human survival on a grand scale, and it is based on the richness of the soil. The mineral energy in the soil is what translates into this abundant plant energy and must be conserved.

AS usable land ran out, the 1960’s brought the green revolution to the land concentrating more energy in the soil by irrigation and chemical methods, tripling production of crops. Of course this all came at a greater cost in the increase use of machines and fuel to run them. He ends this article buy “voting twice” once at the polls and then voting to take his energy usage into his own hands by, “…which was to rack a shell and drop one cow elk, my household's annual protein supply.” (Manning 45) Ecological footprints and appropriated carrying capacity: what urban economics leaves out - William E.

Rees This article explores the limit and fundamental flaw in human technology that it cannot override our natural situation as a biological entity. Rees review the flow of energy and materials throughout the natural as well as the political environments of the planet. One of the basic flaws here is that the economic environment is usually separated from the actual ecosystem surrounding it creating untenable methods of production. Conventional political models often do not take into account the invisible confections between cities and the resources that may be quite distant and in different political and biological environments.

Rees advises that we rethink the