Second is what does science tells us about it?

其次科学告诉了我们什么
When we look at causes for something like obesity of hunger,

当我们探寻像肥胖饥饿
or food deserts and communities,

食品沙漠社区这样问题的原因时
how responsible are people for the environment

人们又该对环境负怎样的责任
that they're around and for their own food conditions?

该对自身的食品状况负怎样的责任
Then there's sort of the pragmatic view of this,

这有几条很实用主义的观点
is okay if you believe in the personal responsibility approach,

如果你相信个人责任的看法也可以
what roads does it lead down in terms of public policy

它是怎样诉诸公共政策的
and are those productive paths?

又怎样创造性的方法
Is it working? Does that philosophy work or not?

这有作用吗这样的哲学有作用吗
Here are the questions that one can ask about these sort of things.

这些事人们对于这些事情的疑问
I'd like to walk you through a little bit about

我想但你们浏览一下