根据有关资料，完成下列问题。

材料一：北京时间2013年9月10 中远集团永盛轮靠泊荷兰鹿特丹港，顺利完成北极东北航道首航任务。这是第一艘成功经由北极东北航道到达欧洲的中国商船。8月27日3时30分通过白令海峡到达北极东北航道的起始点，6时进入北极圈，然后向西经过楚科奇海、德朗海峡、东西伯利亚海、新西伯利亚群岛北部、拉普捷夫海、维利基斯基海峡、喀拉海、新地岛北部、巴伦支海，于9月5日抵达挪威北角附近，经过10天航行2936海里，顺利通过东北航道。此次永盛轮从太仓出发通过北极东北航道到达鹿特丹航程为7931海里，航行27天，比传统的经马六甲海峡、苏伊士运河的航线缩短航程2800多海里，全程耗费48天。

材料二：世界局部地区示意图：

“大树下面好乘凉”是因为植物的蒸腾作用能增加大气的湿度，降低环境的温度．这说明（　　）

    Mr. Brown works on a farm. Mr. Green works in a park. But they don't know each other. Today is Sunday. Mr. Brown comes to the park. He feels tired. He wants to have a little rest. He sees a red chair under a tree over there. So he walks to the chair. Mr. Green is behind him. Mr. Green runs to the chair with a board when he sees Mr. Brown come to the chair. But Mr. Brown runs faster（更快） than Mr. Green. Then he sits on the chair. Mr. Brown is very happy. But Mr. Green doesn't say anything. He gives the board（板子） in his hand to Mr. Brown. It says, "Wet Paint(油漆未干). "