Word: plante
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Dates: during 1990-1999
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...even though the plants are growing more quickly, they are not as healthy, because they lack sufficient nitrogen, which is converted to plant protein...
...high carbon-to-nitrogen ratio in these plants means that they are nitrogen-deficient, because a greater amount of nitrogen is needed to sustain the larger plant...
First, with the amount of nitrogen in plant tissues decreasing, the circulation of nutrients in nature will slow down...
Experiments in the Harvard Forest Ecosystem near Petersham, Mass. have shown that if there is too much carbon in the leaves, decomposition slows down, and nutrients are returned to the ground more slowly. Once there are less nutrients in the ground, plant growth will be stunted...
...increase carbon dioxide, plants have different responses: some become more dominant and other less dominant," says Bazzaz. "This could reduce plant diversity and filter down to animals...