The students will insert the words they think are most important in their field.
Each student should insert at least two words a week.
Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL
natural resources are all environments, materials or forces of nature that had no human intervention
Is the tourism in the nature, with activites in nature life.
This concept don`t mean a new kind of tourism. Is the concept that covers all forms of responsible tourism.