In the U.S. alone, pavement covers some 60,000 square miles, or about two percent of the nation
s total surface area. One out of every 10 acres of arable land is paved over.
Medical wastes have traditionally been disposed of by the not-so-green-friendly method of incineration. Today a wide assortment of other processes, including steam sterilization, chemical disinfection and irradiation, are in use.
Querido DiálogoEcológico: Me han alarmado las noticias recientes sobre sustancias peligrosas enjuguetes infantiles hechos en China, aunque dudo que tales preocupaciones esténlimitadas a los productos chinos. ¿Cuáles son los temas importantes asociadoscon los productos químicos en los juguetes del niño?
Querido DiálogoEcológico: ¿Cuáles son las mejores fuentes deproductos de consumo respetuosos del medio ambiente? No quiero tener queconducir al fin del mundo para encontrar productos de lavado ecológicos, yotros ítems de limpieza, o hallar alfombras, artículos de cama, y otras necesidades que no traeránproductos químicos a mi hogar.
The international non-profit World Conservation Union/IUCN added Asia’s sun bear (Helarctos malayanus), to its Red List of the planet’s most endangered species. Researchers estimate that only about 10,000 individual sun bears, the smallest of the world’s eight bear species, remain across the its Southeast Asian range from India to Indonesia.
Kleiner Perkins Caufield & Byers (KPCB), the Silicon Valley venture capital firm famous for bankrolling such high-tech success stories as Sun Microsystems, Compaq Computer and Google, trotted out Al Gore as its newest partner.
There is a Grinch out there, trying to steal Christmas, and he lives in the People’s Republic of China. While Dr. Seuss" Grinch stole all the toys, this new Grinch has merely contaminated them. Though China isn’t diabolically plotting to rip out the heart of American culture, its unfettered capitalism has turned our marketplace into something akin to the lawless Wild West.
There is a Grinch out there, trying to steal Christmas, and he lives in the People’s Republic of China. While Dr. Seuss" Grinch stole all the toys, this new Grinch has merely contaminated them. Though China isn’t diabolically plotting to rip out the heart of American culture, its unfettered capitalism has turned our marketplace into something akin to the lawless Wild West.
Querido DiálogoEcológico: ¿Todos hemos vistola generación actual de coches híbridos, pero qué vehículos tienen losfabricantes de coches en el futuro cercano que son incluso más verdes?
Querido DiálogoEcológico: Recientemente tuveun argumento con un amigo que dice que si contaminamos y talamos los bosques,no importa porque la tierra se las arreglará de todos modos. ¿Cómo se deberíaresponder a tal punto de vista?
Recent concerns surrounding toxic chemicals in children’s toys have focused on “phthalates” (pronounced THA-lates), a group of chemical compounds typically added to plastics to increase their softness and flexibility
We are standing on a balcony outside Iceland’s Hellisheidi geothermal power plant, newly built on the side of an active volcanic mountain in Hengill. It’s pretty cold, but we are wreathed in warm steam that started out in the center of the Earth. Some of the turbines have been humming since 2006, but the plant is still under construction, on its way to producing 300 megawatts of electricity and (beginning in 2009) 400 megawatts of heat energy to warm factories and households.
