Sentences with phrase «by algae»

It should be reiterated that this process does not get rid of the carbon emitted in the flue gases — it's absorbed by the algae, not eliminated.

This could mean that deeper water fish are coming up to the surface to eat debris, or it could be that plastics are sinking down to them, which can happen as pieces are colonized by algae and biofilm and get heavier.

«If a lot of atmospheric carbon dioxide is absorbed and removed from the atmosphere by algae and then transported to the deep ocean, then the atmosphere should theoretically stop warming and get cooler.»

Also outside for some time were Ian Wright's electric race car and a vehicle fueled by algae biodiesel from startup Solazyme.

Produced by algae Possible replacement for natural gas.

About 70 % of the world's surface is covered in oceans, and the upper part of these (where light can penetrate) is inhabited by algae.

We might get a short cycle of a few thousand years, or we might a hugely extended cycle of atmospheric scrubbing, tens of thousands of years, if the methane in the hydrates boils off to be later captured by the algae and resequestered as oil.

Death by Algae Under the right conditions — warm water and a boost of nutrients — algae can grow so explosively that those toxins become a problem, creating what's called a harmful algal bloom, or HAB.

This process can be inefficient, however, since the gaseous carbon dioxide tends to bubble out of solution and into the atmosphere above the algal cultivation system before it is consumed by the algae.

Recent research has shown that coral reefs are significantly suffering from the impacts of climate change, the acidification of oceans, poor fisheries management and pollution from urban and agricultural runoff which encourages over-running of the reefs by algae and the bleaching of the reefs themselves.

French scientist has invented a light powered by algae that absorbs CO2 from the air — 1 ton per year!

Phytoplankton in the deep oceans is in decline according to NASA, although just now this is being «off - set» by algae blooms near the coast, probably linked to agriculture - run - offs — both developments being disastrous for the marine food chain.

Cenotes are naturally formed holes in the limestone rock that open onto deep wells of fresh water that is purified by the algae and land and make stunning and unique places to dive and swim.

Multi-colored fish, attracted by the algae, now dart around the sculptures, to the delight of museum visitors.

As soon as the leaf reaches bottom it is colonized by algae, bacteria and fungi and it begins to decompose and break up.

carbon dioxide and water are the main ingredients needed in photosynthesis by the algae 5.

This framework in reality represents only a small portion of the reef with over nine - tenths being composed of fine, sandy detritus stabilized by the algae and corals and cemented or anchored to the reef surface.

These areas of the coral head are dead and silted in, probably due to the shallow water covering them which allows more sunlight and thus more colonization by algae.

This process can be inefficient, however, since the gaseous carbon dioxide tends to bubble out of solution and into the atmosphere above the algal cultivation system before it is consumed by the algae.

One type, known as microcystins, are toxins produced by algae.

A partly bleached Pocillopora (bottom right) may live or may die like the last photo (bottom left) overgrown by algae and invertebrates.

microcystins A class of toxins produced by some algae.

Now scientists are investigating whether breathing a neurotoxin produced by the algae may raise the risk of the disease.

In turn, the embryo enjoys the oxygen produced by the algae.

The hydrocarbon and oxygen that are also produced by the algae are flammable, and certain safety precautions would have to be put in place to safely collect ethylene.

The little crustacean «grazers,» some resembling tiny shrimp, are critical in protecting seagrasses from overgrowth by algae, helping keep these aquatic havens healthy for native and economically important species.

Flowerlike corals pulsate to boost photosynthesis by algae harbored inside.

Dead corals could often be spotted by the algae that quickly grew over them.

By taking ice samples for the last five winters and analyzing for the chlorophyll produced by algae and photosynthetic bacteria, Twiss and his team have determined that from November to April the Lake experiences great primary productivity, more so than in spring or summer.

In order to find an alternative, the Mainz - based research team of Professor Wolfgang Tremel decided to simulate a defense mechanism employed by algae and established that cerium dioxide nanoparticles can effectively prevent fouling.

Red tides are produced by algae called diatoms.

«Defense mechanism employed by algae can effectively inhibit marine fouling.»

DHA can be found in fatty, cold - water fish and is produced by the algae that fish eat and store in their bodies.

The researchers used a computer model to determine whether rising levels of a special form of phosphorus called dissolved reactive phosphorus or DRP, which is more readily absorbed by algae, could explain the trend toward increased bloom susceptibility.

For example, the scientists write that disturbed coral reefs can be replaced by a group of species dominated by algae.

They analyzed compounds in the rock produced by algae to track ancient ocean temperatures.

It's the smell of bromophenols synthesized by algae from the bromine in seawater.

In turn, giant kelp positively affected the sessile invertebrates — sponges and sea squirts — that live on the bottom but can often be outcompeted for space by algae.»

The smell of plastic, when fouled by algae, is also attractive to some seabirds, suggests a new study.

They found that the floating beads picked up a chemical called dimethyl sulfide (DMS), a byproduct given off by algae and other microorganisms as they break down (usually when they're being eaten).

Both communities have now installed activated carbon systems to remove toxins created by the algae.

Gov. Andrew Cuomo signed the $ 2.5 billion Clean Water Infrastructure Act into law in Auburn this week, and a big chunk is going to help officials along Owasco Lake clean drinking water threatened by algae blooms.

The water will be drawn from the lake which is quite fertile, evidenced by algae.

The brewery hopes to show what could happen if the city's drinking water become affected by the algae situation in the lake.

«And these liquid hydrocarbons made by the alga are currently found in petroleum deposits, so we are already using them as a source to generate fuel.

Our results indicated that the physiological reactions by this alga were influenced to some extent by a rise in the levels of CO2 and NH 4 +.

Each photon captured by an alga subtracts one from that total, and so on until all are consumed.

Not exact matches

Scientific research has shown that both oxybenzone and octinoxate destroy coral by absorbing its nutrients, affecting coral - dependent marine life like sea urchins and algae.

Instead, sloths outsmart predators by relying on camouflage, such as algae that grows on their fur.

Not only do warmer waters cause bleaching of the living coral polyps that make up the mass, by leading them to expel the algae that give them color, but they have also led to an explosion in the numbers of a creature called the crown - of - thorns starfish.