How does Lincoln show the contrasts between America four years earlier and America at the time of his address? What might his motives have been for pointing out these differences? How does
emphasizing the changes that have taken place in America strengthen his argument?

Answer is in the photo. I can only upload it to a file hosting service. link below!

cutt.ly/zxt1ipy

many scientists' predictions of climate change include: warmer temperatures, rising sea levels, and more frequent storms.

that is the wrong

there is a sequence and logical steps to give an answer of a trouble.

1) strategy is necessary to develop an project idea.

2) to study and know the environment where you are going to work ( ecosystem).

3)   the materials resources to built the ideas.

4) to give a priority order in the context that you study. in this case human needs.