Comparative study of urban ecology development in the U.S. and China: Opportunity and Challenge

Earth & Environmental Sciences

• urban ecology 100%
• comparative study 62%
• city 38%
• urbanization 22%
• urban ecosystem 17%
• urban population 15%
• developed country 14%
• twenty first century 12%
• planet 12%
• developing world 11%
• metabolism 11%
• ecology 10%
• society 10%
• sustainability 10%

Agriculture & Biology

• comparative study 57%
• ecology 50%
• China 44%
• urbanization 26%
• developed countries 24%
• developing countries 22%
• material flow analysis 20%
• urban development 16%
• urban population 14%
• ecologists 13%
• ecosystems 8%

Social Sciences

• ecology 64%
• China 41%
• urbanization 21%
• urban population 13%
• transdisciplinary 12%
• field research 11%
• developing country 8%
• sustainability 8%
• paradigm 7%
• lack 5%
• management 5%