From various disasters, and refers to the crisis of the world indicates a failure to cope and manage, as well as the development of what we have to offer the human race existence available when natural disasters occurred.
From various disasters and severe crisis of this planet means indicates a failure to cope. And management and Development of what we have available to make the human race has existed on natural disasters.
From disaster to severe and mean crisis of this world, to indicate the failure to cope, and management as well Develop what we have to the human race survive after a natural disaster