Sandy Oliviera ha criado mariposas monarca en su patio trasero de East Providence durante 25 años. En 1998, ayudó a que 125 orugas se transforman en mariposas para después soltarlas al viento. "Empecé a sentirme como una fábrica de mariposas ese año," dijo Oliviera. Cada vez que su marido o hija recogían algodoncillo para alimentar a sus larvas en cautividad, regresaban con más huevos o larvas que criar. Algunos días, Oliviera liberaba una docena de mariposas recién surgidas, para el placer de su nieto de 8 años de edad, quien dejaba reposar a las mariposas en su cabeza antes de que...
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As of late August, Norway has killed 729 northern minke whales (Balaenoptera acutorostrata) during its annual whaling season, the highest number taken since 1993. Norway continues whaling by having filed an "objection" under the International Whaling Commission (IWC), which has banned whaling worldwide aside from a few exceptions for indigenous peoples. Only three countries continue to practice whaling: Iceland, Norway, and Japan. In contrast to Norway, both Iceland and Japan conduct whaling under a research banner.
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A recent U.S. Geological Survey estimates that the Pacific walrus population nearly halved between 1981 and 1999, the last year for which demographic data are available. The study notes that the decline was most severe in the mid-1980s, and then moderated in the 1990s. Currently, the USGS is working to obtain more recent population data of the Pacific walrus. This information will be vital because the U.S. Fish & Wildlife Service is expected to determine whether the Pacific walrus should be listed as threatened under the Endangered Species Act in 2017.
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Kimberly-Clark produces mainly paper-based personal care products, including popular brands such as Cottonelle, so it's only fitting that the global company focuses on sustainable forestry. Its latest corporate social responsibility report lists short- and long-term goals to make its products more sustainably produced. One of the short-term goals is to source 100 percent of its wood fiber from suppliers who have achieved third-party certification by 2015. It has already achieved 71.1 percent.
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Incineration or burning of any fuel leaves a series of residual gases that promote global warming; however Altos Hornos de Mexico (AHMSA) agreed with the UN a methane gas burning system in its coal mines that greatly lessens the impact on the environment. AHMSA informs that to operate a coal deposit, methane gas is extracted in advance by drilling, to keep the safety of workers. If this gas is discharged into the atmosphere, will produce a warming effect...
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Las mujeres embarazadas que viven en vecindarios rodeados de pasto, árboles u otra vegetación verde son más propensas a dar a luz a término y sus bebés nacen con pesos más altos en comparación con las madres que viven en las zonas urbanas que no son tan verdes, de acuerdo con la evidencia presentada por un nuevo estudio. Los resultados se mantuvieron incluso cuando...
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