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A hotter ocean is a hungrier ocean—at least as far as fish predators are concerned. In a new field study published online June 9 in Science, Smithsonian scientists discovered predator impacts in the Atlantic and Pacific peak at higher temperatures. The effects cascade down to transform other life in the ocean, potentially disrupting balances that have existed for millennia.
Forests can be found in every state of America. However, they are susceptible to wildfires, floods and severe weather - like hurricanes and tornadoes. Researchers are looking into the best way to help forests recover – in a place that became a living, outdoor lab by a stroke of fate.
Día y noche, buques petroleros, yates y barcos de carga transitan la vía acuática de 80 kilómetros entre el Atlántico y el Pacífico a través de la selva de Panamá: alrededor de 32 barcos cada 24 horas. Pero a pesar de que el Canal es alimentado por ríos de agua dulce que se vacían a través de las esclusas en cada extremo, un sistema que generalmente evita que los peces y los invertebrados marinos más pequeños salten de un océano a otro, algunos logran atravesarlo, fijándose en los cascos de los barcos.