Can wooden skyscrapers transform concrete jungles?

(CNN) -- Instead of concrete jungles could our cities become urban forests of wooden skyscrapers? Swapping cement and steel for timber is the vision of a number of environmentally-minded architects who are planning high-rise buildings across the world.Architect Michael Green has plans for a 30-story wooden skyscraper in Vancouver, while plans are afoot in Norway and Austria for 17- and 20-story buildings that use wood as the main building material, eschewing steel and concrete."We think we can go higher than 30 stories," says Green. "We stopped...

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WATER SCARCITY

While the world's population tripled in the 20th century, the use of renewable water resources has grown six-fold. Within the next fifty years, the world population will increase by another 40 to 50 %. This population growth - coupled with industrialization and urbanization - will result in an increasing demand for water and will have serious consequences on the environment. People lack drinking water and sanitation Photo by ADMVB bokidiawe@yahoogroupes.fr...

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10 Teknologi Masa Depan

"Any sufficiently advanced technology is indistinguishable from magic"Arthur C. Clarke Manusia akan segera memasuki masa depan. Teknologi bergerak sedemikian cepatnya sehingga dalam waktu tidak lama lagi seluruh dunia akan berubah besar-besaran. Teknologi-teknologi baru yang sedang dikembangkan benar-benar revolusioner, hal-hal yang nyaris tidak pernah terbayangkan sebelumnya oleh para ilmuwan dan hanya ada dalam khayalan-khayalan manusia. Di suatu hari nanti, manusia mungkin bisa hidup ratusan tahun tanpa mengenal penyakit, memiliki...

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ISO 14001, OHSAS 18001, DAN PROPER

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