Sentences with phrase «in food webs»

In a new study, Harvard University researchers found more than 90 % of potential new Canadian hydroelectric projects are likely to increase concentrations of the neurotoxin methylmercury (MeHg) in food webs near indigenous communities.

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.

With our new found understanding of how Bacteria and Archaea impact global biogeochemical cycling, the differential role of divergent microbial metabolisms and lineages in food webs must be addressed.

Scientists have generally expected animals to get smaller as the planet warms, as research on the interactions in food webs has focused mainly on the effects of temperature.

The pesticide, known for accumulating in food webs and persisting in soil and river sediment, was banned in the United States in 1972.

Persistent in food webs, people Living in a region that acts as a sink for global pollutants and relying on wildlife for their diet, Arctic people have long been exposed to some of the highest levels of mercury.

Over several months, the researchers assessed the basic processes that operate in food webs like predation and growth of organisms.

They persist in soil and sediment for decades, perhaps centuries, and are locked away in the fatty tissues of animals, building up in food webs.

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.

Temperature - driven changes in the food web mean fish may lack food at this critical time, forcing them to fatten up for longer before reproducing.

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.

«This paper is significant because it identifies a link between ocean conditions and the magnitude of the toxic bloom in 2015 that resulted in the highest levels of domoic acid contamination in the food web ever recorded for many species,» said co-author Kathi Lefebvre, a marine biologist at NOAA's Northwest Fisheries Science Center.

This is causing a disruption in the food web that could have profound implications for the ecology of the island.»

In the food web, certain fatty acids are passed on unchanged from the algae to the animals that feed on them.

Rochet has run theoretical models on the effects of fishing practices and has indeed found that selective fishing can negatively impact biodiversity and create ripples in the food web as the balance between predator and prey is upset.

«It matters how big and small the plankton are, and it matters what the energy flows are in the food web,» Siegel said.

«Since we held species richness constant, we know that each species» ecological roles — the jobs in the food web — are the key factors influencing big - picture stability.

«Ancient ecosystem response to «big five» mass extinction: Ingenious modeling shows that the stability of ancient ecosystems depended on species with important, big - picture roles in food web.»

Since so many species in a food web are interconnected, the demise of a one can mean extinction for several others that depend on it for food.

«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.»

Methylmercury builds up in the food web through a process called «biomagnification», said Ms Gionfriddo, PhD candidate from the School of Earth Sciences, University of Melbourne.

Red tide toxins that end up in the food web can be transferred to other forms of life, from tiny zooplankton to birds, fish, aquatic mammals and humans.

Whether these unicellular multi-talented organisms will be able to fulfil their functions in the future, depends on how much extra energy they have to spend on calcification — and how their competitors in the food web react to ocean change.

«Different teams investigate the development and productivity of the plankton community, changes in the food web, in the material and energy cycles and in the production of climate - active gases», Riebesell describes the wide range of scientific questions addressed in this mesocosm campaign.

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

Because of the difficulty of observing these organisms or even raising them in the lab, progress in understanding how they feed, how they metabolize their food, and what role they play in the food web has been slow.

In a warming world, these species are «biotic multipliers,» increasing the extinction risk and altering the ranges of many other species in the food web.

By investigating changes in the food web, particularly foraging and spatial patterns of seal populations, we can compare with historic samples and changes seen in the West Antarctic.

Targeting a seminal species in the food web commonly serves science by predicting potentially wide - ranging impacts on the entire ecological niche which depends upon that species for survival.

Not exact matches

Instead of each magazine having its own web group, they have been consolidated into 10 topics such as food, beauty and entertainment, with two senior editors in charge.

The more important concept to keep in mind is that you want to choose keywords that best relate to the content present on a web page and on a website; if you don't have a dog food comparison matrix, then don't bother including comparison - related keywords; you are misleading your users, and certainly not fooling Google.

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).

Scientists in B.C. and the U.S. have several questions they are pursuing - the pyrosome's feeding behavior, the environmental variables the affect their numbers and the impact on the marine food web.

Fisheries recovered, not just in California, but in other parts of the country as well, rebuilding a torn food web from the bottom up.

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Google has become so sophisticated that when a web user searches for a «How to find organic foods» he or she will get a different results page than if he or she typed in the search query «where is the closest grocery store.»

I think my supper clubs that I have been doing for almost 2 years now have been great for getting my food out there in person rather than just on the web.

Specialties: BA in languages, Specialty Food Manufacturing, Strategic Business Planning, Channel Sales, Web presence, Business Development, Event Management, Public Relations, Relationship Management

But these were special cookies — not in an afterschool special kind of way — because I made them for The Great Food Blogger Cookie Swap, a yearly fundraiser for pediatric cancer research that in addition to raising money for an excellent cause, unites food bloggers across the web and resulted in me getting cookies in the mFood Blogger Cookie Swap, a yearly fundraiser for pediatric cancer research that in addition to raising money for an excellent cause, unites food bloggers across the web and resulted in me getting cookies in the mfood bloggers across the web and resulted in me getting cookies in the mail.

Once again, former pastry - chef turned web designer and fellow food blogger Megan Keatley of Health - Bent has put together something sweetly satisfying for you guys just in time for Valentine's Day.

According to the Pizza Facts web site and Pizza.com, pizza has become one of the healthiest and most popular fast foods, with approximately 3 billion pizzas sold annually in the United States.

Intermittent increases in supplies of organic material, which are deemed critical to the food webs of rivers.

The theme will use a structured program of field sampling to generate information needed to develop and populate models of primary production and energy flow in Murray - Darling Basin food webs.

Tech entrepreneur Duncan, who founded mobile and web technology business SwarmOnline, bought over Peckham's with food and drink veteran Lee Fish in June 2017 promising to revitalise stock lines.

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.

His mom, my sister - in - law, asked me a couple of weeks ago if I had any ideas for some gluten - free dinners and so I've scoured the web for some delicious and relatively simple recipes from some of my favorite food bloggers to help her and the many others of you out there who can't or simply don't eat gluten.

Gluten - Free and Allergen Info (via web Oct 2015): All Surf Sweets are made and packaged in a facility free of the 10 most common food allergens, including dairy / casein, eggs, peanuts, tree nuts, wheat, soy, fish, shellfish, sesame and sulfites.

Allergen Info (via web Sept 2014): All of our products (except our Sunflower Cups) are free from the top 8 food allergens and processed in our facility on dedicated equipment that is free from the top 8 food allergens.

Featuring 35 or so recipes that have proven most popular on the site, these compact e-books let you to delve into specific food niches without poring through lots of web sites (or even just VegKitchen, which in itself has thousands of recipes!).