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Handbook for the 1979 Convention on Long-range Transboundary Air Pollution and its Protocols

… Conference on the Human Environment, and in particular principle 21, which expresses the common conviction that … to the industrial use of solvents, three approaches can in principle be used: a product-oriented approach which, for … combustion rather than venting of captured vapours. 33. In principle, emissions that are released during refuelling of …
18 Jul 2026 Document in Climate and Atmosphere

Handbook of The Vienna Convention for the Protection of the Ozone Layer

… Conference on the Human Environment, and in particular principle 21, which provides that “States have, in accordance … the Conference of the Parties shall have due regard to the principle of equitable geographical distribution. The offices … the Conference of the Parties shall have due regard to the principle of equitable geographical distribution. The offices …
18 Jul 2026 Document in Climate and Atmosphere

Handbook for the Montreal Protocol on Substances that Deplete the Ozone Layer

… the new nomination of the Russian Federation satisfies, in principle, the criteria to qualify as essential use under the … requirements, allowing alternative options, adopting “polluter pays’ taxes on methyl bromide imports, and/or limiting …
18 Jul 2026 Document in Climate and Atmosphere

3rd UNCCD Scientific Conference: Book of abstracts

… of 14 potential criteria using PCA method. The six (6) principle components were extracted with total Eigenvalues … variables: Hholding=0. 911, Hcultivation=0. 925. The next principle components PC2, PC3, PC4, and PC5 were most … insects, example offering pollination and predations). In principle, some farmers are paid for actively taking measures …
18 Jul 2026 Document in Climate and Atmosphere