When it comes to illegal wildlife trade, one thing has always puzzled me ... Why is the demand for ivory so high? While I may not come across the black-market demands or understand the cultural or historical needs for these rare animal teeth, one thing is easy to see - populations of the African elephant are declining.
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Los EE.UU. están a punto de "liberalizar" algunas variedades de maíz, soja y algodón que han sido modificadas genéticamente para resistir a los herbicidas 2,4-D y dicamba. El resultado será que habrá un gran aumento en el uso de los herbicidas en alrededor de un 600%. Ahora sólo una enorme protesta pública puede parar la campaña de transgénicos y herbicidas. El Departamento de Agricultura de EE.UU. (USDA) ha emitido su Declaración Final de Impacto Ambiental (DIA) y propuso...
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Satellites are put into orbit for a variety of tasks. From sending television signals to our homes to enabling GPS devices, to helping us see weather on a global scale, satellites collect information and provide us with modern conveniences. One new use for a proposed satellite scheduled to launch this winter is soil moisture monitoring at a local level.
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Un científico de Virginia Tech ha descubierto una potencialmente nueva forma de comunicación entre las plantas, la cual les permite compartir una extraordinaria cantidad de información genética entre sí. El hallazgo de Jim Westwood, profesor de patología vegetal, fisiología y ciencia de las malezas en el Colegio de Agricultura y Ciencias de la Vida, abre la puerta a un nuevo...
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Do you prefer that your Salmon come from wild-caught sources, or that if farm raised it comes from Scotland instead of Thailand? How accurate ARE those labels at the fish counter? The Universtiy of Hawaii took a look at this recently. They were assessing the levels of mercury in fish offered for sale that were mislabeled. Their study took measurements of mercury from fish purchased at retail seafood counters in 10 different states show the extent to which mislabeling can expose consumers to unexpectedly high levels of mercury, a harmful pollutant. Fishery stock "substitutions"—which falsely present a fish of the same species, but from a different geographic origin—are the most dangerous mislabeling offense, according to new research by University of Hawai‘i at Mānoa scientists.
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At first glance, the statistics tell a hopeful story: Chile’s forests are expanding. According to Global Forest Watch, overall forest cover changes show approximately 300,000 hectares were gained between 2000 and 2013 in Chile’s central and southern regions. Specifically, 1.4 million hectares of forest cover were gained, while about 1.1 million hectares were lost. On the ground, however, a different scene plays out: monocultures have replaced diverse natural forests while Mapuche native protesters burn pine plantations, blockade roads and destroy logging equipment. At the crux of these two starkly contrasting narratives is the definition of a single word: “forest.”
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