Sentences with phrase «food webs by»

Duration: Approximately 45 mins The Activities Sheet provides a range of activities for students to enhance their knowledge of food webs by putting it into practice.

Her team is also following the path of gas and oil through the food web by tracking how signature carbon isotopes are incorporated into the tissues of organisms.

Not exact matches

Owned by Sina Corp., a Yahoo - like web portal that came to prominence in the early day, it's become prominent in Chinese politics, especially around environmental issues, corruption over food safety, disaster response and in Chinese celebrity culture, where a number of actors and singers have gained millions of followers (or «fans» as their called in Weibo lingo).

The second tactic derives from research done by Food & Water Watch and Rainforest Action Network to uncover the web of international financiers that support the Dakota Access pipeline.

A friend recommended a healthier food blog to Jess and we've started flipping through all of the wonderful cookbooks (old & new) on our bookshelves for inspiration — with the interwebs a finger's length away, it's easy to rely solely on them web for meal planning even though we've got a wealth of beautifully bound print books close by.

Fabulous web site — I am intrigued by so many tasty looking foods that require so few ingredients.

Allergen info (via web Oct 2015): All Enjoy Life Foods products are free - from the eight most common food allergens in the United States, as declared by the FDA â $» wheat, dairy, peanuts, tree nuts, egg, soy, fish and shellfish.

Any claim relating to Pure Food Company's web site shall be governed by the laws of the State of Michigan without regard to its conflict of law provisions.

«Created by Jeannette (who also happens to be a web - designer on the sly), the site features good recipes, nice photos of the food in question, and the ridiculously simple - but - amazingly - helpful - and - large recipe index.»

US probiotics.org is a nonprofit research and education Web site made possible by the California Dairy Research Foundation and Dairy & Food Culture Technologies, a private probiotics consulting firm.

Plastics do not biodegrade, they photo degrade, breaking down into smaller and smaller toxic bits contaminating soil, waterways, oceans and entering the food web when ingested by animals.

Today, I wanted to share a fun subscription box designed to get kids loving healthy food - created by child - chef, Remmi, from the web - show Cook Time with Remmi.

Today, I wanted to share a fun subscription box designed to get kids loving healthy food - created by child - chef, Remmi, from the web - show Cook Time with Remmi.Chef RemmiChef Remmi is a 15 - year - old high...

On our web site you will see the story of the Whitefish Montana schools that reduced discipline problems by 75 % by making some small changes, most notably by improving the food.

The Food Dispensing Spoon has been touted across the web for its usefulness by reviewers like BestProducts.com.

In Secrets of the Garden: Food Chains and the Food Web in Our Backyard by Kathleen Weidner Zoehfeld (Alfred A. Knopf, $ 16.99), readers learn that there are plenty of critters who also benefit from the garden Alice and her family plant each spring.

This plastic gets spread over fields, where it may be eaten by worms and enter the food web, make its way into waterways or perhaps break down...

The findings, published in the journal Proceedings of The Royal Society B, suggest that by disturbing predator - prey interactions, ocean acidification could spur cascading consequences for food web systems in shoreline ecosystems.

Near Glen Canyon Dam, the researchers found food webs dominated by invasive New Zealand mud snails and non-native rainbow trout, with large mismatches in the food web and only a small percentage of available invertebrates eaten by fish.

Last year biologist Anne Wignall from Australia's Macquarie University discovered that the bug lures food by strumming webs with its legs, mimicking the vibrations of a trapped fly.

MEDDLESOME MERCURY Increased runoff into Earth's oceans could increase methylmercury concentrations in marine ecosystems by altering the food web, new laboratory tests show.

«Our understanding of what's likely to happen has been hampered by an over-reliance on simplified laboratory systems centred on single levels of the food web.

You don't have to dominate the food chain to get by in the Web world; you can find a productive niche and thrive, partially because you're building on the information value created by the rest of the Web.

And at high global latitudes, cold lakes normally covered by ice in the winter are seeing less ice year after year — a change that could affect all parts of the food web, from algae to freshwater seals.

«However, ocean warming cancelled this benefit of elevated carbon dioxide by causing stress to the animals, making them less efficient feeders and preventing the extra energy produced by the plants from travelling through the food web to the fish.

Phytoplankton, the food of tiny krill, a key element in the food web of the southern oceans, will be equally affected by acidification.

Mathematically, coexistence means that a path through the interaction matrix, formed by all species in the food web, can be found.

But, by modeling a variety of food webs using established ecological principles, the researchers were able to find such species and they hope that the algorithms that they created might eventually be able to identify target species in the real world.

By analyzing 130 years of seabird feathers, researchers determined that food webs are losing complexity in the Pacific — meaning less - resilient ecosystems.

The researchers, led by Villy Christensen of the University of British Columbia in Canada, analyzed models of about 200 food webs around the world.

Thus the entire lake food web is impacted by the degree of ice cover from year to year and the degree of winter productivity.

Nor do they know what such changes mean for the food web; for life - cycle events like migration, breeding and nesting; for the amount of moisture that trees will suck from the soil; or for the amount of carbon dioxide stored by plants.

The food webs at the time could remain stable if they were dominated by large amniotes and lacked smaller ones, but not the other way around.

The researchers used satellite observations including determinations of net primary production (NPP)-- the net production of organic matter from aqueous carbon dioxide (CO2) by phytoplankton — to drive their food - web - based model.

They found both models showed a general feeding structure throughout the plankton food web: The smallest organisms were too small to ingest prey, while the largest plankton were poor competitors when living by photosynthesis.

A web - based irrigation system developed by researchers at the University of Florida Institute of Food and Agricultural Sciences saved 21 percent in water use without reducing growth of container - grown landscape plants, a new study shows.

«Our future work will focus on the ways in which smaller organisms that feed on marine snow may be affected by the toxicity, and how that in turn can affect the larger food web.»

Food webs are made up of many dynamic feeding relationships; for example herbivore aphids feed on Ground Elder and are themselves eaten by hoverfly larvae.

The food scientist and safety expert is co-creator of Academics Review, a Web site that seeks to clear confusion about GM food safety by responding to unsubstantiated anti-GM claims.

«It shows for the first time that jellyfish tissue — once assumed to be a dead end for resources in the food web — can be recycled back into the ecosystem by the gobies.»

At the base of that food web are phytoplankton, single - celled organisms that survive by turning sunlight into food sources such as sugars and carbohydrates.

On the other hand, if the lake is warmed from below by ample geothermal heat, then there could be many more kinds of organisms, possibly even a food web.

For mercury to get methylated and enter the food web, it must be processed by bacteria that thrive on sulfate, a sulfur compound.

The marine food web is not just defined by the immediate «eat and be eaten» — the exchange of organic nutrients and vital functions is equally crucial.

Food webs, which are influenced by the food quality — not by the sheer mass of supplies — would be deterioraFood webs, which are influenced by the food quality — not by the sheer mass of supplies — would be deteriorafood quality — not by the sheer mass of supplies — would be deteriorated.

Preserving snow leopards throughout their range directly enhances habitat vitality by maintaining balance in the food web.

Oceanic uptake of anthropogenic carbon dioxide (CO2) causes pronounced shifts in marine carbonate chemistry and a decrease in seawater pH. Increasing evidence indicates that these changes — summarized by the term ocean acidification (OA)-- can significantly affect marine food webs and biogeochemical cycles.

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

Sari Peura is trying to understand how microbes control the carbon cycle in habitats where the food web is sustained by external organic carbon inputs.

«So far it's completely unclear how these productivity hotspots are affected by ocean acidification and what are the impacts on the oceanic food web.»