Showing posts with label conservation. Show all posts
Showing posts with label conservation. Show all posts

32% Off Discounts: Lowest Price The Future of Life Review

The Future of Life

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The Future of Life Review

Edward Wilson is America's, if not the world's, leading naturalist. Years of field work are applied in The Future of Life in a global tour of the world's natural resources. How are they used? What has been lost? What remains and is it sustainable with present rates of use?With broad vision, Wilson stresses our need to understand fully the biodiversity of our planet. Most importantly, that knowledge must include a realistic view of human impact on those resources. While many works of this genre sound tocsins of despair with little to offer in countering the threat of the "outbreak" of humanity on our planet, Wilson proposes a variety of realistic scenarios that may save our world and our own species. Survival will be obtained from a sound knowledge base, and the foundation for that insight starts here.
Wilson begins with an open letter to the patron saint of environment defenders, Henry David Thoreau. He offers a comparative view of today's Walden Pond with that of Thoreau's day. Wilson will use such comparisons for the remainder of the book. The issue is clear: humanity has done grave damage to its home over the millennia. The growth of human population, but more importantly, the usurpation of the biosphere for limited human purposes, threatens a world losing its ability to cope with the intrusion. Can this planet, with human help, be restored to biodiversity levels that will ensure its ongoing capacity to provide for us?
Wilson's writing skills readily match his talents as a researcher. Presenting sweeping ideas with an economy of words, he avoids vague assertions or the need for the reader to fill in information. With each stop of our global voyage in his company, he provides detailed information describing examples of human "erasure of entire ecosystems." At this pace, he informs us, we will soon require four more planets of our resource levels to sustain humanity's intended growth. In the classic tradition, he introduces a protagonist for continued economic growth debating an environmental defender. Both views can be accommodated, he assures us, but only if a population limiting bottleneck is achieved. What level of humanity can the planet endure? The numbers frighten, but the resolution, Wilson stresses, isn't inevitable.
Diversity, he argues, is the key. Even our agricultural crops can benefit. A mere hundred species are the foundation of our food supply, of which but twenty carry the load. Wilson counters this precarious situation by urging investigation of ten thousand species that could be utilized. Further, and this point will give many readers qualms, Wilson urges genetic engineering to apply desired traits between crop species. He urges these strong measures as a means of reducing the clearing of habitats to enlarge farming acreage. In conclusion, he stresses the application of ethical values in considering the environment. Each of us must make ourselves aware of our impact on our nest. If you are to survive, it may well rely on whether you read and act on the ideas in this book. Although other works on this topic are available, Wilson's stands above the others for clarity, scope and suggestions for survival. Are you, he asks, willing to add one penny to the cost of a cup of coffee to retain the world's natural reserves? It's the question confronting us all.

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32% Off Discounts: Lowest Price Something New Under the Sun: An Environmental History of the Twentieth-Century World (Global Century Series) Review

Something New Under the Sun: An Environmental History of the Twentieth-Century World (Global Century Series)

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Something New Under the Sun: An Environmental History of the Twentieth-Century World (Global Century Series) Review

Most science writing nowadays must be interdisciplinary; able to use empirical evidence and relevant concepts, theories, and conclusions from vastly different fields of enquiry. Would you expect the same of a history book? Although this book's publishing category is science/environment it really should be history. The author says as much. This is "a history of - and for - environmentally tumultuous times". And that history is broad. From the ancient days when the book of Ecclesiastes was written to our modern era of Nobel Prize winning physicists, there has been a remarkable common conception of our planet as immutable and infinite. In contrast to the biblical gentleman who said there was nothing new under the sun, or physicist Robert Millikan who saw Earth's vastness as effectively shielding it from real harm from humanity, J R McNeill sees SOMETHING NEW UNDER THE SUN and it's simply that "the place of humankind within the natural world is not what it was."
Can we link man's history with that of the natural or biological world? Many have tried from both sides of the equation. Great historians and thinkers like Kant, Marx and Pierre Tielhard de Chardin have seen a direction and inevitability about history while Berlin and Popper spoke eloquently against historicism. This book doesn't go there nor does it tackle the attempt by some evolutionary biologists to explain all we see in life as determined at the genetic level. Great scientists from Einstein forward have sought some unifying or final theory and it's still going on. Today sociobiologists, quantum physicists and game theorists say they have the answers.
What McNeill contributes to this is his view that "in recent millennia, cultural evolution has shaped human affairs more than biological evolution has. Societies...unconsciously pursue survival strategies of adaptability or of supreme adaptation." The entire book is a brilliant exposition on this point. How mankind, like the rat, was a creature that used adaptability to select for fitness for exploitation of new niches created when short term environmental shocks killed off competition. I say "was" because McNeill convincingly argues that in the 20th century we have tended more towards the strategy of supreme adaptation. Best typified by the shark this is fine-tuned specialization that "is rewarded by continuous success only so long as governing conditions stay the same." The stability required for continued success in this system is based on "stable climate, cheap energy and water, and rapid population and economic growth". Through chapters such as "The Atmosphere: Urban History", "The Hydrosphere: Depletions, Dams and Diversions", "More People, Bigger Cities" and "Fuels, Tools and Economics" he uses tables and data and balanced and thoughtful reasoning to show that these conditions are neither static nor stable, and he effectively makes his pont. His point is not that of a Cassandra warning of an impending environmental apocalypse but something more measured. "We might then consciously choose a world that would require only irksome adaptations on our part and avoid traumatic ones." Couched in these terms his message is much more likely to be read, thought about, and most importantly acted upon. If nothing else McNeill would encourage us to act as the very process itself will "distinguish us from rats and sharks."

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32% Off Discounts: Purchase Cheap Four Fish: The Future of the Last Wild Food Review

Four Fish: The Future of the Last Wild Food

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Four Fish: The Future of the Last Wild Food Review

I love seafood. However, I live in arid West Texas, a place where good seafood is nonexistent, for both geographic and cultural reasons. What passes for a seafood restaurant here is (shudder) Red Lobster, and the fishmongers at local grocery stores just give you a blank stare when you ask about wild-caught Copper River salmon. Despite these difficulties, I am very (perhaps perversely) interested in the natural history of the seafood that is impossible for me to get, and Paul Greenberg's "Four Fish: The Future of the Last Wild Food" is appetizer, main dish and dessert for curious pescetarians.
The four fish of the title are salmon, bass, tuna and cod, which are today the world's dominant wild-caught and farmed fish. Mr. Greenberg devotes a long chapter to each of these finned culinary staples. He ties their stories together by showing how each represents one discrete step that humanity has taken, sometimes over hundreds or thousands of years, to increase and control the tasty, nutritious largess of the sea. Salmon, for example, depend on clean, cold, free-flowing freshwater rivers, and was likely the first fish that early northern-hemisphere humans exploited. Sea bass, which inhabit shallow waters close to shore, were the catch of choice when Europeans first learned how to fish in the ocean. Cod live further out, off the continental shelves many miles offshore, and were the first fish subject to industrial-scale fishing by mammoth factory ships. Tuna live yet further out, in the deep oceans between the continents, and represent the last food fish that has not yet been "domesticated."
Mr. Greenberg uses footnoted historical and scientific information from academic reports and other sources, as well as his personal experiences and interviews with some colorful fishing industry characters, to build detailed and informative pictures of the state of these four fish in the world today. These are factual, balanced treatments of subjects that are practically guaranteed to set environmentalists, government regulators, fishermen and consumers at each others' throats in the dynamic, complicated world of modern large-scale aquaculture. He shows how issues such as sustainability, wild-caught vs. farmed fish, the environmental effects of fish farms, growth in consumer demand, concentrations of harmful pollutants in fish, etc., are all interrelated in an incredibly complex web of dependencies. Easing one problem invariably worsens others, and there are really no easy answers to the question of how we can best manage our production and consumption of these four fish to assure their safety, availability and future viability.
It's not a hopeless future. Mr. Greenberg offers some things we can do to mend our troubled relationship with the oceans and the life within them. Whether you agree with his conclusions or not, you should still find "Four Fish: The Future of the Last Wild Food" to be an interesting and informative read. I recommend it highly if you have the slightest interest in finding out more about the fish on your plate.

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Best Price A Sand County Almanac (Outdoor Essays & Reflections) Review

A Sand County Almanac (Outdoor Essays and Reflections)

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A Sand County Almanac (Outdoor Essays & Reflections) Review

I would give the actual ORIGINAL version of the text a 5 star rating, and indeed do so for the Oxford University Press edition. That version is slightly more expensive in Paperback, but has a better introduction and, more importantly, is actually printed as originally written by Leopold. The Ballantine version has been censored by the publisher to remove several sentences which either explcitly use the word "evolution" or which imply it.
Granted, these are only a few sentences out of the entire book. But it makes this work something other than the work which is seminal in the field of environmental philosophy and naturalism, and such censorship is intrinsically objectionable-note also that the publisher nowhere in this book tells you that such alterations have been made nor is this version described as an abridged or edited version. Further, this change makes this version unacceptable for use in teaching science courses where censorship because of ideology or market share is beyond the pale.
If you find any hint of evolution to be distracting (for one reason or another) from the fine naturalistic writing in which Leopold engages (evolution is not central to his argument or description), or are too cash-strapped to shell out an extra few bucks for the OUP edition or something at your local used book store or don't have the time to go to the library, by all means purchase this version. It is similar in most ways to Leopold's written work. But this is not to be mistaken for that work in its entirety.

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39% Off Discounts: Best Buy for Silent Spring Review

Silent Spring

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Silent Spring Review

Rachel Carson sent tremors through American society with the publication of her 1962 book "Silent Spring." Carson, a marine biologist who died two years after publication of the book, wrote "Silent Spring" when she received a letter from a concerned citizen lamenting the mass death of birds after a DDT spraying. Carson continues to serve as a touchstone for both mainline and radical environmental groups, from the Sierra Club to Earth First!. It is not difficult to see why; Carson's call for active involvement in our environment is still an absolute necessity today as the industrial system continues its rapid march across the landscape. If we do not want our children born with gills and fins, keeping Carson in mind is important.
Carson's analysis of DDT and other synthetic chlorinated hydrocarbon pesticides resulted in a deeply ominous conclusion-pesticides destroy the environment and threaten everything within the ecological system. Carson examined the composition of pesticides, revealing that synthetic pesticides have the ability to not only kill their intended targets, but they also move right up the food chain, eventually reaching the human population. The pesticides then build up in the tissues of the body, rarely breaking down but often building in intensity through continued exposure or changing into forms that are even more toxic by interacting with other ingested chemicals. Even worse, these chemicals cause tremors, paralysis, cancer, and a host of other unpleasant ailments. Carson cites numerous stories about exposed people falling ill and dying shortly after spraying these toxic chemicals. Carson also shows the biological process these poisons take when they enter the body, when they cut off oxygen to the cells and raise the metabolic rate to unhealthy levels. Carson proves these chemicals move on to succeeding generations of offspring through mother's milk and other biological processes.
Most of the book deals with the effects of chemical spraying on wildlife in the environment. Separate chapters deal with birds, insects, fish, and plant life. Needless to say, the picture painted here is not pretty. Too often, spraying chemicals in the 1950's and 1960's brought into play the full ignorance of the human race. Carson's book shows how farmers applied pounds of poisons to their land, far exceeding the recommended application levels. Spray trucks moved through neighborhoods, hosing down the community with poison while the kiddies played outside in the yard. On several occasions, planes sprayed poison on cities. This reckless disregard for life in any form ruined landscapes, created mounds of animal corpses, and gave us tasty water that can melt your teeth.
What is surprising about Carson's book is that people knew all about the effects of these poisons. "Silent Spring" made a difference because it puts it all together, showing how a series of localized incidents is, in fact, a national problem. Carson also wrote her book in a style where even the densest yokels in the herd could figure out the dangers of the problem. Since I am a science idiot, I appreciated Carson's clear articulation of the problem without sacrificing the hard data behind the examples.
Carson delivers a stinging rebuke to our conception of mankind as the dominant force in the universe. If humanity truly rules the roost, so to speak, why are we such idiots about sustaining the very environment that feeds us? The ignorance of man in this book is astounding. Repeatedly, we destroy and destroy again even in the face of overwhelming evidence of the damage we are causing. Local governments kept spraying even when evidence showed it was a failure. Birds literally fell out of the sky while the trucks went out for another pass through the neighborhood. Dumb, dumb, dumb!
"Silent Spring" concludes with a call for sanity. Carson's answer to the insane escalation of chemical spraying is to seek out biological control methods. Many insects have natural enemies that, if introduced into a problem area, will keep down pest populations. Even localized spraying will work better than mass, indiscriminate spraying. Carson argues that biological control methods are increasingly important because insects are building up resistance to pesticides, requiring the creation of even more virulent poisons in a never-ending cycle where nobody wins.
"Silent Spring" is required reading for anyone concerned about the environment. Carson's book led to significant changes in environmental law (some would say not enough change) and resulted in the outright ban of DDT. My only problem with the book is the introduction written by Al Gore, as the publisher marketed the book with that fact in mind. Gore's name seems to merit equal billing with Carson's on the cover. One must remember Al Gore is a politician and is in league with the destroyers because he needs their money to run his expensive campaigns. Carson would be appalled.

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