Detail Little green schoolhouse.   Oleh:  Walsh, Bryan Jenis: Article from Bulletin/Magazine Dalam koleksi: Time Magazine vol. 170 no. 13 (Oct. 2007), page 35. Topik: Environment; Energy efficiency; Sidwell Middle School Ketersediaan Perpustakaan PKPM Nomor Panggil: T7 Non-tandon: 1 (dapat dipinjam: 0) Tandon: tidak ada     Lihat Detail Induk Isi artikel Bright future. The 50 solar panels arrayed on Sidwell's roof provide 5% of the new middle school's total electrical supply. As students learrn about, energy efficiency their school buildings increasingly practice it. Flat strips of lush, submerged grass rise in terraces from the courtyard of Sidwell Friend's new middle school in Washington like rice paddies in a mountainous Chinesse village. Part of man-made wetland connected to the school's water system, the plants filter liquid waste, just as real wetlands do with rainwater. It's an engineering marvel, but Sidwell student, Patricia Solleveld, 15, doesn't want you to get the wrong idea. "It doesn't smell at all"she says. Not only that, says Alejandro Alderman, 14, but the wastewater filtered through the wetland is clean enough to derink. " But the D.C. regulations don't let us"he says, "Which is kind of too bad" Opini Anda Klik untuk menuliskan opini Anda tentang koleksi ini! Kembali

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