What is the fine-grained topic of the following text: Still in progress, the project will focus on the reasons why these communities have been unstable to begin with, how the drought is leading to further instability and migration within and out of the Valley, and what will happen in the future if the area continues to become drier and drier – as is predicted in years to come. Only return the topic.
The impact of drought on the instability and migration in the Valley communities