Answer: Nation A might be overusing their natural resources causing them to need it from Nation B. However Nation B knows this which might cause Nation A the trouble of getting that source.
1. To force laws in preventing the overuse of natural resources
2. Making recycling must be necessary and used.
3. Making electric cars and putting gas restrictions.
4. To create forests in certain areas making sure laws prevent people from cutting it down.
5. As well as preserving fresh water. Instead, use salt water and convert it to save that fresh water.