经济增长和环境责任之间的平衡是我们这个时代的决定性挑战。
A wise man is superior to any insults which can be put upon him, and the best reply to unseemly behavior is patience and moderation.
Diversity in mining isn't optional—it's essential for growth.
气候研究不仅是一个科学问题,也是一个社会问题。