not even on venus or mars. therefore, we must be careful, and if we know, and we know more and more every day, that it's going in the wrong direction. it's over excited, and he was really holding it back? yes, we are going to have next year in rio de janeiro, 20 years after, a new conference on environment. we have copenhagen in between, but what did the government do? nothing much. not sufficient. there is a second great challenge. in their i have some hope. i have the hope that young people, when they are informed about that, may become more outraged than on any other subject. and they may feel that really they have a responsibility to do something. the little party in france, which i just quoted, and goes in that direction. and already in a year and a half it has been putting up, there is 10 people in the new senate. so ecology to give this gentlemen is i think very important challenge. and it can be i think cut up into a variety of specific challenges, whether drinking water or whether it is climate and so