Sentences with phrase «entire food web»

But Wirgin says this points to how urban evolution could affect entire food webs.

Thus entire food webs and ecological processes are affected — unseen − during the night.

A PNAS study in July documented a shift in an entire food web on Alaska's Kodiak Island: Local bears switched from eating salmon to elderberries when warmer temps caused the fruits to ripen prematurely.

«The earthworm invasion has altered the biodiversity and possibly functioning of the forest ecosystems, because it affects the entire food web as well as water and nutrient cycles», says Dylan Craven, lead author of the study.

Similarly, the U.S. Geological Survey released a study last week, published in PLOS ONE, finding that roughly 20 percent of the Arctic waters of the Canadian basin have «become more corrosive,» threatening the entire food web.

Indeed, it's hard at this point to extrapolate the effect to the entire food web, Smith says.

In contrast, changing fishing practices — so that unwanted fish are no longer captured — had dramatic effects in the model which affected the entire food web, with major benefits for birds, mammals, and fish stocks.

Given the polar cod's pivotal role, this could also produce changes throughout the entire food web.»

Although invisible to the naked eye, these microorganisms form the energetic basis of the entire food web in the world's oceans.

Increased acidity is bad news for coral reefs and creatures whose shells are made from calcium carbonate, but how does it affect the entire food web?

But studying fish in a tank don't necessarily give researchers the chance to study the entire food web.

The many marine animals that depend on them would lose their food source, predator fish populations would fall and the effects would likely ripple throughout the entire food web, hurting organisms that don't even rely on those fish directly.

Their decline rattled the entire food web, she suspects.

Both marine and freshwater species are affected by acidifying water in ways that disrupt the entire food web, scientists warn

Once in the food webs, these pesticides can cause mutations, as well as diseases, which can be harmful to humans as well as the entire food web.

The entire food web.

Both marine and freshwater species are affected by acidifying water in ways that disrupt the entire food web, scientists warn