According to Jeffrey Sachs, the current era is the Age of the , when human activity has become the dominant driver of the natural environment.

Which of the following is one of the innovations that neolithic farmers become more productive? a) plow b) windmill c) tractor d) reaper

Is it enough to be "suspected" of terrorism, or should these suspects have the right to a fair trial before being detained indefinitely? your response should be at least five sentences. use complete sentences and offer evidence to back up your opinion

What was discussed at the yalta conference