41 Education services, namely, providing training classes, training seminars, training lectures, training symposiums, training conferences and arranging conferences, seminars and lectures in the field of energy, the environment and sustainable development; provision of training in the field of energy, the environment and sustainable development; organizing educational conferences, symposia, exhibitions, seminars, lectures in the field of energy, the environment and sustainable development; publishing of books, magazines, newsletters, documents, brochures, booklets, pamphlets, manuals, journals, leaflets, reports and briefing papers; publication of printed matter, printed publications, books, magazines, newsletters, brochures, booklets, pamphlets, manuals, journals, leaflets, photographs, reports; providing on-line nondownloadable electronic publications, namely, books, magazines, newsletters, documents, brochures, booklets, pamphlets, manuals, journals, leaflets, reports and briefing papers in the field of energy the environment and sustainable development