Sentences with phrase «cause dead zones»

But plankton blooms do cause dead zones.

«The bottom line is if we take a look at what is causing a dead zone and fix it, then the dead zone goes away,» says Diaz.

The residuals may have use as a fertilizer to help recycle nitrogen instead of making more fertilizer to get to the oceans causing dead zones.

We've talked previously about algal blooms causing dead zones and poisoning drinking water.

Nitrogen pollution causes algae blooms that lower oxygen levels as they decompose, causing dead zones.

Chalk it up to global warming: Global Warming - Caused Dead Zones Could Last Thousands of Years Danish scientists have found that because of unchecked global warming, low - oxygen areas of the ocean could increase 10 times or more.

And unlike coastal dead zones caused by human activity, which could recover if the activity that's causing the dead zone is controlled, the dead zones caused by global warming could remain for thousands of years.

What causes the dead zone?

Not exact matches

But good - government groups like Common Cause (which also signed onto the Oct. 31 letter) say August is a «dead zone» for democracy because of vacations.

«Similar to the «dead zone» nowadays spreading in the Gulf of Mexico, the soil crisis could have caused a worldwide expanse of uninhabitable low - oxygen conditions in shallow waters,» explains team member Henk Visscher of Utrecht University in the Netherlands.

Kerry further outlined the impacts of pollution from farm runoff, which causes algae blooms and dead zones in the oceans, the massive buildup of plastic waste, and illegal fishing.

Nitrogen run - off from fertilizers is causing coastal dead zones.

Nitrogen - rich fertiliser runoff is the primary cause of oxygen depletion in oceans, lakes and rivers, leading to aquatic «dead zones.»

Scientists with the U.S. Geological Survey, the Illinois - Indiana Sea Grant and partners recently found that dead zones caused by hypoxia, the depletion of oxygen in water, are unexpectedly variable in Lake Erie, sometimes disappearing and reemerging elsewhere in the matter of hours.

Farmland runoff containing fertilizers and livestock waste is the main source of the nitrogen and phosphorus nutrients that cause the annual Chesapeake Bay hypoxic region, which is also known as a dead zone.

The causes are all human: overfishing wiping out key species, warmer waters from a warming world, dying coral which supported millions of species, pollution like fertilizers causing deadly algae blooms and dead zones,...

Although oxygen depletion occurs naturally in some parts of the ocean, such as fjords and deep basins, the Gulf of Mexico's dead zone is caused by humans.

Dead zones, which disrupt fishing industries and threaten aquatic species, are caused by industrial and agricultural runoff.

Nutrient - enriched runoff from agricultural land in the midwestern United States is the primary cause of the well - known Gulf of Mexico «Dead Zone.»

Profligate fertiliser use led to algal blooms and dead zones in waterways; excessive irrigation raised the level of salty groundwater creating saline soils, and pesticide overuse not only caused environmental damage, it back - fired causing pest resistance.

Known as the «sulfur pearl of Namibia,» this anaerobic species digests organic matter under low - oxygen (or no - oxygen) conditions that are caused by high rates of phytoplankton growth in the Benguela upwelling zone, and the subsequent decay of large masses of dead phytoplankton that have fallen to the seafloor.

He states «Acidification, coral bleaching, the loss of biodiversity, with global warming and extreme changing weather patterns is causing alternating frequent typhoons and droughts where fisheries are collapsing and dead zones because of lack of oxygen are the virtual underwater deserts.»

General fixes • Significant improvements to the Squad Join interface • Removed FIND ME A SQUAD option • Allow players to join empty Squads alone, thus having 1/4 Squad members • Change order of options to LEAVE SQUAD, INV A FRIEND, SWITCH TEAM • Disable Privacy flag when 1 man Squad • Reset Privacy flag from Private to Public when Squad drops to 1 player • All occupied Squads will now show up colored blue on the Squad selection screen • Players who choose not to join Squads will also show up as Blue in the «Not in a Squad» line • Squads that are currently empty will display as white — if you wish to join an empty Squad, you can choose the first one marked with white text • Added round duration and ticket summary at end of round screen • Fixed sound for when climbing ladders • Fixed and issue with some weapons» sounds in first person view • Fixed a swim sound loop error • You should no longer be able to damage a friendly vehicle when sitting in an open position • Grenades now drop to ground if you get killed while attempting to throw it • Spawn protection now should work in Conquest so you no longer should spawn too close to enemies • You should no longer spawn too close to enemies in TDM and SQDM • Fix for missing input restriction during intro movie, causing players to potentially fall and die while watching movie if moving controller (or having a controller with a bad stick zone) • Combat areas on Kharg Island in Rush mode tweaked in order to disallow defenders to access the carrier ship after first base is taken and being able to enter the AA gun • Fixed a problem with revived players not being able to get suppressed • Fixed a problem with the camera when being revived in co-op • Spotting VO now plays when spotting from MAV / EOD bot • Fixed several issues regarding the kill card, including showing wrong weapons used for the kill • Fixed that sometimes you would be stuck on a black screen when kicked from server • Fixed so when a team captures two flags at the same time, the UI does not show wrong owner of the flag • Fixed a problem where the capture progress bar was shown as friendly when the enemy was capturing • Fixed a problem with the bipod deploy sound • Fixed a problem that you could be spawned in with no weapons after being killed while using the EOD bot • Fixed problems with health bars not displaying health properly when using EOD bots • Fixed a problem with flickering name tags • Fixed a problem where you could damage friendly helicopters • Fixed a problem where you could get stuck in the co-op menu when attempting to join the session twice • You should now be able to spot explosives • You should no longer spawn in home base if your selected spawn point is disabled while waiting to spawn (e.g. if your teammate dies right before you are about to spawn) • Damage from bullets will now continue to cause damage even after the firing user is dead • Fixed several client crashes • Fixed a problem where players could get stuck in the join queue • Fixed the repair icon on the minimal • Fixed a problem with changing camera on certain vehicles • Fixed a problem with the grenade indicator when in guided missile mode • Fixed a problem where the machine could hard lock when joining a public coop game • Fixed a problem where the headset attached icon would not show up in the UI • Fixed a problem with the falling antenna on Caspian Border.

«Dead Zone» Causing Wave Of Death Off Oregon Coast ScienceDaily (Aug. 14, 2006) http://www.sciencedaily.com/releases/2006/08/060812155855.htm

However, if one considers the enormous increase of reactive nitrogen in our biosphere, due to the use of synthesized fertilizer and the burning of fossil fuels, its impact is not part of the analysis, even tough this increase shows up in the eutrophication (nutrient enrichment) of open waters all over the world, resulting in excess algae, in some areas causing large algae blooms (as where they are going to hold the sailing regattas during the Olympics), red tides and dead zone, as the 8000 square mile dead zone in the Gulf of Mexico.

Caused largely by nutrient runoff from farm fertilizer, this oxygen - deprived «dead zone» is approximately the size of Connecticut.

Sewage causes the majority of dead zones in Africa and South America.

Agricultural runoff, in combination with increased water temperatures, has caused considerable non-point source pollution problems in recent years, with increased phosphorus and nitrogen loadings from farms contributing to more frequent and prolonged occurrences of anoxic «dead zones» and harmful, dense algae growth for long periods.

Now that remarkable headway has been made into understanding the physical science of climate change, there's a feeling among climate experts — including those of the Intergovernmental Panel on Climate Change — and among funding agencies of the need to shift the focus of climate research from identifying the cause to assessing the impacts, whether hurricanes, oceanic dead zones or forest fires.

Dead zones are caused by several factors, particularly eutrophication where too many nutrients run off coastal cities and agricultural areas into rivers that carry these materials out to sea.

This has a variety of unwholesome consequences, most importantly the increasing number of coastal «dead zones» caused by algal blooms feeding on fertiliser - rich run - off waters.

Harmful algal blooms don't just wreak havoc by causing oxygen - starved dead zones, they have the potential to be toxic to humans, land animals and aquatic life.

Some of the dead zone phenomenon itself is within the range of natural variability; sometimes rivers do flood with natural nutrients and cause some natural die back.

Nitrogen pollution and excess nutrients are known to cause many harmful algal blooms and «dead zones».

While these dead zones are often caused by fertilizer runoff currently, it seems the decreasing ability of the oceans to hold dissolved oxygen with continued warming will increasingly become a problem for marine ecosystems and fisheries in the coming decades.

Whereas some coastal dead zones could be recovered by control of fertilizer usage, expanded low - oxygen areas caused by global warming will remain for thousands of years to come, adversely affecting fisheries and ocean ecosystems far into the future.

The prime cause for dead zones is the use of highly soluble synthetic fertilizers, which are overused to obtain maximum yields.

Let's Hope So BP Oil Spill Causing More Gulf Dead Zones as Methane Levels Increase

Climate Change Causing Ocean Dead Zones to Grow

Phosphorus is the biggest cause of water quality degradation worldwide, causing «dead zones», toxic algal blooms, a loss of biodiversity and increased health risks for the plants, animals and humans that come in contact with polluted waters.

In case you don't know, the primary cause of the Gulf Dead Zone is the amount of nutrient runoff coming down the Mississippi River from farms upstream.

via: Science Codex Ocean Dead Zones Ocean «Dead Zones» Increasing: 400 Oxygen - Deprived Areas Now Exist Tropical Dead Zones Set to Expand by 50 % Under Climate Change Corn Ethanol Worsens Gulf of Mexico Dead Zone A Primer of Global Warming - Caused Marine Dead Zones

Not only did you attack my comment on the basis of my fairly offhand reference to hydrocarbon formation, (my intial comment primarily related to the dead zone off the Oregon coast and its possible causes and effects) you used my comment to claim that this website, which is one of the few places where unbiased scientific discussion of global warming appears outside of strictly academic circles, has «way too much junk science».

Every slice of cow pie has a bunch of nitrogen And phosphorus is the whipped cream It leaks from the silos and the fields and then Pollutes the rivers and streams Now all the fish are growing tumors Cause they drank too many hormones And oceanic algal bloomers Create anoxic dead zones

But it is worth noting that though the Fish & Wildlife Dept. has ruled this fish kill a result of natural causes, the Gulf of Mexico has a severe problem with marine dead zones, as New Scientist explains: «Summer dead zones are common in the Gulf of Mexico, caused by the large amounts of fertiliser that get flushed down the Mississippi river, which triggers a dramatic drop in the amount of oxygen dissolved in the water.»

Pollution that impacts corals stems from a range of sources, including agricultural run - off — the fertilizer from which can cause algae blooms that result in dead zones — stormwater run - off from roads and urban areas into coastal waters, and poorly managed wastewater treatment plants that allow effluent to enter the waterways.

The use of char also promises to combat marine dead zones, like that in the Gulf of Mexico caused by nitrogen - and phosphorus - rich agricultural runoff.

The economics of dead zones: causes, impacts, policy challenges, and a model of the Gulf of Mexico hypoxic zone

Here's a quick video on eutrophication from SUNY via WRI: Follow Jaymi on Twitter for more stories like this More on Dead Zones Dead Pigs: Scientists» Latest Tool in Understanding Ocean Dead Zones Everest Death Zone (Video News) First - Ever Animals Found Living Without Oxygen in Marine Dead Zone BP Oil Spill Causing More Gulf Dead Zones as Methane Levels Increase

More on Marine Dead Zones Ocean» Dead Zones» Increasing: 400 Oxygen - Deprived Areas Now Exist Tropical Dead Zones Set to Expand by 50 Percent Under Climate A Primer on Global Warming - Caused Marine Dead Zones