Warm-up

一月 8, 1999

(Photograph) - David Atkinson of Liverpool University's school of biological sciences takes samples from an artificial pond built at Ness Gardens in the Wirral to test the impact of global warming. Photo: CHris Thomond

请先注册再继续

为何要注册?

  • 注册是免费的,而且十分便捷
  • 注册成功后,您每月可免费阅读3篇文章
  • 订阅我们的邮件
注册
Please 登录 or 注册 to read this article.
ADVERTISEMENT