ecological造句
61. In a purely ecological sense, this wave pattern describes a situation that might be called suspended extinction.
62. Both are concerned to overcome the ecological problem by using biotechnology.
63. The accident threatened an ecological disaster for the remote Shetland Islands and its fishing, tourism and farming industries.
64. Rising living standards and well-being are ambiguously related at the best of times, and not simply for ecological reasons.
65. We have already seen how pioneers of the ecological approach forged an alliance with specialists from the environmental sciences.
66. Different states and different scales create vastly different effects across the ecological spectrum.
67. If the population continues to expand, Ehrlich argues, mass starvation and ecological disaster will be the inevitable consequence.
68. It is an organism that has taken advantage of a man-made ecological niche, created in buildings' water systems.
69. But ecological obligations have led to a change in the type of flood defences proposed.
70. This recognition has had a major impact, not only in the ecological field but also in that of Earth Mysteries.
71. As dump opponents had feared, it explicitly sidesteps many of the ecological concerns raised last fall by Park Service scientists.
72. Callenbach's Ecotopia on the other hand is brought about by a green revolution of West Coast ecological activists.
73. Their high death rate is due to malnutrition, through ecological change, as well as introduced diseases.
74. The government is to provide incentives for people to protect natural ecological assets such as forests.
75. Ecological theory holds that no two species can occupy exactly the same niche.
76. This would exclude land of scientific or ecological value and identify large areas where commercial growers could plant forests.
77. Each team works in 3 villages of a chosen ecological and cultural region, with 8 months in each of the villages.
78. Consider this stirring quotation and its possible ecological implications: We must discover and conquer the country in which we live.
79. This in turn has led to rapid evolution to fill the vacant or new ecological niches.
80. Prehistoric archaeologists the world over have increasingly focussed attention on the ecological and economic aspects of life in antiquity.
81. From an ecological point of view, overpopulation is a disaster no matter where it occurs or spills over.
82. Or an end to racial oppression? Creative solutions to our ecological problems?
83. All evidence points to ecological technology being cost effective, if not shockingly profitable.
84. Factory-farming makes pollution, excessive meat-eating upsets the ecological balance, trapping and hunting can injure habitat, and so on.
85. They are worried that genetic differences imported into the native flora will have profound ecological consequences.
86. Furthermore, a monograph of any large tropical group will show varying degrees of recognition of the ecological requirements of different species.
87. The legacy of the Duvalierist years included endemic corruption and vast ecological damage.
88. Flows of materials and energy have been primarily determined by market structures and economics and only secondarily by ecological factors.
89. The economic case for substantial immigration is thin, and there are significant ecological and other arguments against it.
90. There are warnings that the building of the dam will upset the ecological balance of the river basin.
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