By Felix R. FitzRoy, Elissaios Papyrakis
Curiosity in weather switch has generated a mountain of literature leaving many floundering within the sheer flood of knowledge, remark, claims and projects. This hugely obtainable ebook assumes no earlier wisdom and cuts during the confusion to provide an explanation for the most important monetary and coverage matters relating to weather swap in basic language and with just a couple of data. insurance slices around the breadth and intensity of weather switch, offering brief summaries of the main proper examine and conclusions from a variety of disciplines. The authors spotlight the place economists and coverage makers often misunderstand the technological know-how of weather swap, underestimate the dangers of runaway warming and exaggerate the prices of radical measures to stabilize the weather. A key concentration is the effect of weather switch on global agriculture, the world's most crucial job. The authors supply a severe exam of the way present regulations that advertise terrible water utilization and soil erosion are risking a catastrophic cave in of agriculture within the poorest and so much populous nations in a warming global. they appear on the strategies similar to how no-till, conservation farming, 3rd new release biofuels from waste land, substitute power, and bio-char construction to elevate sustainable yields, decrease emissions and sequester carbon in soil. the second one, an important thrust is a severe exam of the expansion financial system paradigm of wealthy international locations that's using weather swap. The authors examine monetary measures to manage weather switch together with switching taxes from hard work to carbon and subsidies from fossil and nuclear power to renewable possible choices in addition to call for administration and effort saving. total the e-book presents a finished, serious creation to the problems and highlights the most rules which are had to begin the transformation to sustainability and ward off the worst dangers of weather disaster.
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Extra info for An Introduction to Climate Change Economics and Policy
In addition to erosion, the most subtle damage from the combination of monoculture cropping, ploughing and intensive chemical use is the destruction of soil micro-organisms and organic matter. Much of the loss is the direct result of erosion, but fungi called mycorrhiza, which are vital for plant absorption of micronutrients and trace elements, are also damaged by cultivation and many chemicals in industrial agriculture. 23 The progressive decline of soil organic matter means that farmland has now become a significant carbon emitter, while losing topsoil through erosion.
Few visible alterations to the Earth’s surface reflect the consequences of unsustainable natural resource use as dramatically as the now infamous desiccation of the Aral Sea in Central Asia. Due to inefficient irrigation and mismanagement of irrigation water for cotton production, water diverted from the sea’s main feeder rivers resulted in the loss of over two-thirds of its volume in less than a generation. The methods of irrigation which drained the sea continue to compromise food security and ultimately sustainability as industry, agriculture and human beings compete for limited water resources.
They yield ‘up to four times as much complex carbohydrate per hectare as grain, better quality protein and several vitamins … plus many of the trace elements poor people, and grain, lack’. 25 It is thus not surprising that potato production is increasing faster than any other crop in the developing countries. However, the risk from late blight has also grown, as the spores have evolved to reproduce sexually, and can thereby develop resistance to fungicides more rapidly than before. The benefits from a blight-resistant variety would thus be enormous, and various kinds of genetic modification hold promise of speeding up the otherwise slow process of cross-breeding and testing.
An Introduction to Climate Change Economics and Policy by Felix R. FitzRoy, Elissaios Papyrakis