... of sustaining the two was nearly impossible. Lingering questions of the Earth Summit, held shortly after the end of the Cold War in Rio, June 1992, still persist as a result of discord and reluctance among nations. It now seems that people are expecting much from what ... will be the outcome of the World Summit on Sustainable Development in Johannesburg, South Africa in September this year. An establishment of an ultimate breakthrough ... reported that Los Angeles, one of the world's most industrialized cities, reduced the amount of pollutants in the air by half during last 25 years whi...

• Word Count: 1769
• Approx Pages: 7
• Grade Level: Undergraduate