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The World Conservation Lecture is an annual event organised by the World Wide Fund for Nature (WWF), United Kingdom, to draw attention to the World Conservation Strategy. This lecture was presented at the Commonwealth Institute in London on 20 April 1989. Full copies of the lecture, in booklet form, are available from the Public Relations Department, WWF - UK, Panda House, Weyside Park, Godalming, Surrey, GU7 1XR.  相似文献   

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This paper presents a predictive model for the world tungsten economy, disregarding short-term speculative activity. The study provides a framework for exploring investment and optimal pricing policies and stabilizing mechanisms. The author discusses the rationale for the formulation of the structural equations, and presents estimates of a simultaneous equation model purporting to explain the structure of the tungsten ore economy. Both ex post and ex ante simulations testify to the model's predictive ability.  相似文献   

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The support of financial markets for the transformation of the energy system to a low carbon society seems critical for its success. But will they support this transformation on the basis of market incentives alone? This study analyses how equity indices that try to capture renewable energy investments perform compared to conventional benchmark indices. Especially financial market investors—such as pension funds, insurance companies, and mutual funds—use these to assess and guide their renewable energy investments. As such, we take the perspective of financial market participants, which mainly only indirectly invest in renewable energy. We also analyze whether renewable energy indices are to be regarded as an example of market environmentalism. We find that the renewable energy indices’ risk-adjusted return is very poor and suggests renewables is not a financially attractive portfolio investment yet. We also argue that renewable energy equity indices can be regarded as an example of market environmentalism, especially with respect to commodification and frame-shifting.  相似文献   

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World mineral production is dominated by the developed countries — the developing countries dominate production of only tin, cobalt, bauxite, and petroleum. This production pattern is largely the result of historical, political, and economic factors, and is not likely to change radically in the next decade. Apart from petroleum, there seems to be little opportunity for the formation of mineral-producer cartels, although there is considerable scope for constructive producer-consumer agreements. Given the pattern of world mineral production and trade, the developed countries would on the whole benefit more than the developing countries from price increases. The most acute present need is for new means of financing exploration and development of mineral deposits in the developing countries, and for means of redressing the worst imbalances between rich and poor nations outside of the commodity arena.  相似文献   

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The objectives of this paper are to define the scope of global population growth within the uncompromising everyday realities of technology, economies, and politics and to demonstrate the intimate between the human population problem and the increasing problem of Nature's destruction. It is hoped that the human species will come to its sense in time to create an adequate standard of living of all of its members in peace and environmental balance. The number of people the world can support is considered in terms of 1) the provision for a standard of living adequate for everyone's health and wellbeing, 2) consideration for wildlife and nature, and 3) reliance on existing levels of technology and politics. Standards of living are suggested for the affluent and the austere. The focus on the discussion is on standards of living, global carrying capacity, the imperatives of population control and respect for nature, humans versus wildlife, and the need for a universal declaration of respect for nature. Carrying capacity is determined by total land area, cultivated land area, forest land area, cereals (grain), and wood. Use per capita of each of the 5 essentials is determined for the affluent or austere standard of living. An affluent standard means that world population would be limited to 2 billion, which is 50% of the current population. An austere standard of living means a limit of 3 billion, or 33% less than the existing population. The unfortunate reality is that today's total population of 4.5 billion is increasing at an annual rate of 1.9% and is not expected to level off until it has increased 3 times. This population growth occurs at the expense of wildlife. Of the total terrestrial animal biomass, humans constitute 4% and domestic livestock 15%, which, in 40 years, will reach a combined 40% and lead to more species extinction. One species of bird or mammal will become extinct for each increase of 220 million people, which happens every 3 years. The solution is a radical stop, reversal, and stabilization of population to achieve one which is lower than today's 4.5 billion.  相似文献   

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Australia is one of the world's main producers and exporters of both fuel and non-fuel minerals. Among the main commodities produced for export are bauxite/alumina, iron ore, and nickel—Australia is also an increasingly important source of supply of black coal, especially for Japan, and is a significant producer and exporter of a number of base metals. Resources are adequate to support a substantial expansion of both non-oil fuels and other minerals. The potential for growth, both in terms of specific commodities and in the overall role of Australia in the world mineral industry, will depend to a very large extent on the cost competitiveness of Australian mining and on continuing inflow of capital.  相似文献   

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Whilst the European Union is proposing a Directive on integrated resource planning and leading cities in both Europe and America are investing in demand side measures, the UK electricity industry seems to be obsessed with building more supply capacity. Recent developments in Leicestershire emphasise this obsession with energy supply.

There is an alternative and local government should be vigorously pursuing this by both a close liaison with local utilities and by increasing public awareness of the social, economic and environmental benefits of reducing energy demand and providing energy services.  相似文献   

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Media and academic debates about the environment have increasingly made reference to the so-called ‘eco-preneur’ (‘green entrepreneur’ or ‘environmental entrepreneur’). These discussions encourage us to see the potential of such figures to act as drivers of environmental innovation. Their combination of entrepreneurial zeal and green motivations is seen as providing them with the ability to transcend the usual tensions between business and the environment. In academic circles a new literature is beginning to emerge around this perspective, ‘eco-preneurship’. In this paper we investigate the usefulness of eco-preneurship for understanding environmental innovation. In particular we ask where this literature, supported by popular images in the media, fixes our gaze when we think about environmental innovation in society. And, crucially, what might we be missing by concentrating our attention on these eco-preneurs? The paper concludes by suggesting that environmental innovation is better understood as an inherently messy and complex institutional process, which cannot be reduced to the psychology of entrepreneurial personalities.  相似文献   

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Media and academic debates about the environment have increasingly made reference to the so-called 'eco-preneur' ('green entrepreneur' or 'environmental entrepreneur'). These discussions encourage us to see the potential of such figures to act as drivers of environmental innovation. Their combination of entrepreneurial zeal and green motivations is seen as providing them with the ability to transcend the usual tensions between business and the environment. In academic circles a new literature is beginning to emerge around this perspective, 'eco-preneurship'. In this paper we investigate the usefulness of eco-preneurship for understanding environmental innovation. In particular we ask where this literature, supported by popular images in the media, fixes our gaze when we think about environmental innovation in society. And, crucially, what might we be missing by concentrating our attention on these eco-preneurs? The paper concludes by suggesting that environmental innovation is better understood as an inherently messy and complex institutional process, which cannot be reduced to the psychology of entrepreneurial personalities.  相似文献   

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