Rio summit
Network Earth - 1990 Earth Summit - 2.39 was released on: USA: 21 June 1992
Germany
PARIS
1998
185 countries were represented in the 2010 Earth Summit (UNCED) held in Rio de Janeiro ,on sustainable Development.
The term "summit" in mountain climbing refers to the highest point of a mountain. Reaching the summit is a significant achievement for climbers as it represents the successful completion of their climb and the ultimate goal of their expedition.
Earth Summit
all the time
Rio de Janeiro, Brazil
agenda 21 was signed.
agenda 21 was signed