Where in Canada and the US would i find the most primary economic activities

What major factors play a role in global warming? 1. human activity and normal climate conditions 2. natural factors and human activity 3. normal climate conditions and abnormal human activities 4. abnormal human activities and natural factors

Which question did the author of how to grow a school garden consider about the audience before writing the project plan

Why slip off slopes are found on the inside of meanders? why river cliffs are found on the outside of meanders?