Not only that, we're continuing to plant one or two species and weed out the aspens and birches. 不仅如此，我们还在继续种植着那一两种单一的树木，还继续着把山杨和桦树清除出去。 These simplified forests lack complexity, 这种单一的树木种类使森林缺少了多样性， a
Fast-forward to Pennsylvania, where I find myself today. 快进到宾州，我现在住的地方。 I teach at the Science Leadership Academy, 我在科学领导学院教书， which is a partnership school between the Franklin Institute and the scho
Hello, everyone. Hello. Thank you so much for such a warm welcome. And it is such a treat to be here to support Children's Mental Health week. People often ask me why I am so interested in the mental
Leslie T. Chang在Ted英语演讲:We Are All Designers我们都是设计师。 I am no designer, nope, no way. My dad was, which is kind of an interesting way to grow up. I had to figure out what it is my dad did and why it wa
