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A new study uses over 150 years of poison ivy museum specimens to determine how increased CO2 has impacted the native vine.

Two researchers are concerned about the future of Pennsylvania forests if nothing is done to address invasive species and the growing deer population.

Fertilizer Runoff In Streams And Rivers Can Have Cascading Effects, Analysis Shows Fertilizer pollution can have significant ripple effects in the food webs of streams and rivers, according to a new analysis of global data. The researchers also found some detection methods could miss pollution in certain types of streams. Biological Reviews, combined the results of 184 studies drawn from 885 individual experiments around the globe that investigated the effects of adding nitrogen and phosphorus, the main components of fertilizer, in streams and rivers. While the analysis only included studies ...

 E-Mail Fertilizer pollution can have significant ripple effects in the food webs of streams and rivers, according to a new analysis of global data. The researchers also found some detection methods could miss pollution in certain types of streams. The analysis, published in Biological Reviews, combined the results of 184 studies drawn from 885 individual experiments around the globe that investigated the effects of adding nitrogen and phosphorus, the main components of fertilizer, in streams and rivers. While the analysis only included studies where scientists added nitrogen and phosphoru...