请旧车和分心驾驶勿上路(1)

平衡使用肥料(1)

Hints: Sub-Saharan Africa Cornell University in IthacaLaurie DrinkwaterThe researchers say farming methods in Sub-Saharan Africa need to improve or else poor quality soil will increase rural pove...

美国、墨西哥和猪流感作斗争 (1)

Hints: Jose Angel Cordova VillalobosSwine flu is a respiratory sickness caused by an influenza virus that mainly infects pigs. However, sometimes the virus can sicken humans. That is what has hap...

服务组织救助印度眼病患者 (1)

Hints: Gujarat Rotary Club of Navsari Rotary Eye Institute of Navsari Almost 40 years ago, a community service organization started providing eye care in Gujarat State, in western India. The ...

城市“农场主”(1)

Hints: Will Allen MacArthur The John D. and Catherine T. MacArthur Foundation Milwaukee Wisconsin Erika Chicago, Illinois Farming means growing crops on a good size piece of land in the country...