Since 1972 notification of WED, should we stop for the coming year to ask our selves, qulatitatively and quntatively achevements, how much we spent on celebration, how much we spent on tree planting, can we evaluate and equalize all, climate change combat = sustainable tree planting, so we must green and keep green our planet, but who is responsibility, the government, the people, the ngos, the gos or all together, if and only if the beleive in greening our behaviors. gren creep organization- khartoum- sudan