Earth Optimism Summit 2017
Washington, DC
April 21-23, 2017
Session: Working Lands & Seas
[ Ссылка ]
Smithsonian Institution
![](https://i.ytimg.com/vi/pKqn1MskR4Q/maxresdefault.jpg)
Earth Optimism Summit 2017
Washington, DC
April 21-23, 2017
Session: Working Lands & Seas
[ Ссылка ]
Smithsonian Institution