About how wide is the Transition Zone at its widest point?

From 1990 to 2008, by what percent did the world’s most developed economies cut their greenhouse gas emissions?

Why was the nationalist party more popular in china’s cities than in the countryside?

1. america's first national road morse 2. joined lake erie with the hudson river cooper 3. steam-driven locomotive erie canal 4. allowed businesspeople to keep in touch with trends cumberland 5. telegraph code fulton 6. clermont telegraph