张晏，北京大学法学院博士生。
Zhang Yan is a PhD student at the law school.
汪劲和张晏对比了中、美学者有关公益环境诉讼的相关论文，分析两者不同，并为中国环境公益诉讼制度的发展提出建议。
Wang Jin and Zhang Yan delve into a volume in which Chinese and American scholars explore the intricacies of environmental public-interest litigation in their countries. What route can China take?
气候变化所引起的担忧还不足以推动除了政治对话之外的实质性行动。
Fear of the distant horrors of climate change isn't enough to drive anything more than just political talk and hand-wringing
中国正在尝试利用水交易来解决保证供应公平和避免生态破坏这个双重问题。
China approaches water trading with the twin problems of ensuring equity of supply and avoiding ecological damage
早在40年前，新加坡领导人就意识到一个社会在污染环境中的生活成本要比在清洁环境中高得多。中国也能认识到这一点吗？
Singapore’s leaders realised 40 years ago that it is much more expensive for a society to live in a polluted environment than a clean one
