Writing Homework Help

Look at the document below. I need help with writing/completing the following points:

2. THE OVERVIEW OF THE NORTHWEST PASSAGE
2.1 Historical Context
2.2 Effects of Climate Change
2.3 Economic Analysis of the Region (Canadian Arctic)
4. DEVELOPMENTS EXPECTED IN NEAR FUTURE
4.1 Legal Status
4.2 Economic Developments
4.2.1 Trade
4.2.2 Natural Resources
4.2.3 Tourism