경제성장2 중국의 성장과 질소오염 Beijing has been battling an unwelcome, unrelenting and "very unhealthy" smog for many months, much of it made up of particulate nitrogen compounds suspended in the air. Nitrogen pollution in China has kept pace with the country's rapid growth. A study published in Nature last week finds that the rate of nitrogen pollution grew by more than half in the last 30 years. Researche.. 2013. 2. 28. 중국의 경제성장이 세계 식량위기를 부른다 As the global population heads towards a projected 9.1 billion by 2050, the availability and cost of food are likely to pose major challenges for countries around the world. World food prices and the cost of grain increased by 7 percent and 12 percent respectively over the year to the end of 2012. This has happened without any major food crisis or panic policies on the part of.. 2012. 12. 31. 이전 1 다음 반응형