Climate change: which stakes? Stakes of climate change. Man and the trajectory of the Earth ship

A first article recalls what the greenhouse effect is, outlines that the increase of CO₂ concentration due to human activity is indisputable, that the future of the Kyoto Protocol remains hypothetical, that evolving towards a new development mode is a crucial necessity. It also addresses the issue of financing this struggle against climate change, and outlines the importance of international negotiations. A second article outlines the stakes of climate change, notably by referring to the different international summits and to the associated issues (commitments of most countries, technology transfers, and so on). The third article comments the entry into the Anthropocene as a disruption for the joint evolution of mankind and biosphere. The author outlines the need of a new planning for development, and briefly discusses the question of energies