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… is an international scientific network for research into desertification that brings together more than 300 … and by putting controlled and accountable projects into force and by applying insurance techniques and realizing … production systems was also carried out, starting with the entry of N in the form of animal feed up to the recycling of …

… burdened cities or producing new ozone and introducing it into the stratosphere. Since ozone reacts strongly with other … 0.2 kilogrammes per capita for halons on the date of the entry into force of the Montreal Protocol or any time thereafter until 1 …