晚期生油理论认为:油气生成必须具备两个条件,一是有足够的有机质并能保存下 来;一是要有足够的热量保 证有机质转化为油气

The State of the HK Economy The Hong Kong economy staged a sharp rebound over the course of 1999, recovering robustly from the severe setback brought about by the earlier Asian financial turmoil. The recovery was strongly export-led. In consequence, there was a marked increase in the combined visible invisible trade surplus over the year

Lecture 8 Sustainable Development& Ecologica Footprint What is \Ecological Footprint\? Ecological Footprint serves as an analytical tool of sustainability or ecological carrying capacity of an area Act as a global indicator for calculation of our pressure on the environment, which enables comparison of consumption pattern/ behavior between countries Definition

History of Agricultural Development Food Gathering Domestication of Crops Organic Farming Transgenic Farming since Green Revolution) High inputs of energy subsidies including fertilizers, pesticides, fossil fuels, mechanization, irrigation advanced technology High outputs at the expense of environmental integrity Contamination of ground water surface water by agrochemicals sediments Hazards to human and animal health(e.g. residual effect of methamidophos in vegetables, Agent orange in Vietnam, cross-Atlantic DDT contamination Loss of genetic diversity in plants and animals

Globalization defined 1. The manifestations of globalization include the spatial reorganization of production, the interpenetration of industries across borders, the spread of financial markets, the diffusion of identical consumer goods to distant countries, massive transfers of population within the South as well as from the South and the East to the West, resultant conflicts between immigrant and established communities in formerly tight-knit neighborhoods, and an emerging worldwide

Population, environment and development For example World population has more than doubled in only 43 years, from 2.5 billion in 1950 to 5.5 billion in 1993. Unless death rates rise sharply, it may reach 11 billion by 2045, and 14 billion by 2100 Resources, economic development, and resource scarcity All countries seek economic growth: increasing their capacity to provide goods and services for final

College of Environmental Science and Engineering, Nankai University, Tianjin300071) Abstract: This paper summed up the Course and the achievement of Chinese promoting Cleaner Production. It emphasized the creativity of mechanism of Chinas CP development in future, include to bring CP into its Social-Economical Development Program, to encourage local governments to promote CP, to encourage departments to support CP, etc Key Words: Cleaner Production, pollution control, sustainable development, creativity of mechanism

With a population of 12.5 billion and relatively low economic, scientific and technical Industries did not adhere to a standard of environmental performance and environmental agencies lacked sufficient funds and authority to enforce environmental regulations Cities are the engines of economic growth. Unfortunately, cities in China are facing serious

Country parks: origin and function Country park planning and management Ecotourism: origin and definitions Ecotourism potentials in HK Constraints and limitations Introduction Ecotourism is an off-shoot of tourism Tourism is the temporary movement away from immediate home/communities and daily work environments for

人类生存繁衍的历史可以说是人类社 会同大自然相互作用、共同发展和不断进 化的历史。 人类进入文明社会不断演替至今,大 体经历了采猎文明、农业文明、工业文明 和后工业文明这几个阶段