Sentences with phrase «algal growth»

A warming climate could also increase algal growth in the future, potentially boosting algae's influence on ice sheet melting, he said.

The root cause of the problem lies mainly in agricultural runoff that contains phosphorus, which encourages algal growth.

The authors find that the main barriers to large - scale deployment of both macro - and micro-algae, include high demands of key resources for algal growth (such as nutrients, water and CO ₂), difficulty in maintaining selected species with high productivity content in outdoor culture, as well as high energy requirements and costs of algal production and conversion into biofuels.

They will reduce water loss from evaporation and are expected to reduce algal growth as well.

Increased algal growth threatens attractions like Peacock Springs, whose caves are part of the longest underwater cave system in the country.

Adding fertilizer quadrupled algal growth.

That melt might spur even more algal growth, starting a feedback loop of accelerated melting, scientists have proposed.

Washington, which produces farmed oysters, clams and mussels, is particularly vulnerable to acidification, for two reasons: seasonal, wind - driven upwelling events bring low - pH waters from the deep ocean towards the shore, and land - based nutrient runoff from farming fuels algal growth, which also lowers pH.

Professor Chris Perry from Geography at the University of Exeter, lead author of the study said: «Previous research has highlighted how important parrotfish are for the general health of coral reefs, specifically because they help to control algal growth and promote coral recruitment.

Once there, it can stimulate algal growth, deplete oxygen, and lead to the formation of giant barren areas downstream, like the Connecticut - sized area off the Mississippi River Delta in the Gulf of Mexico.

Others were cloaked in harmful algal growth.

Glaciers naturally contain small amounts of nutrients like nitrogen and phosphorus, and higher levels of those nutrients might spur algal growth.

More water led to the growth of 50 percent more algae compared with algal growth in untouched regions, the team found.

Scientists often rely on long - term observations for these types of studies, Williamson says, but this research manipulates the environment to show a direct connection between algal growth and snowmelt.

Where are the UK projects that use, for example, waste heat from power stations to accelerate algal growth, or indeed, hot air from Westminster, home to Parliament?

Seagrass declines in some areas are attributed partly to excessive nutrients in water bodies stimulating excessive algal growth on seagrasses.

For example, explain that a phosphate - free product is less damaging in river systems because phosphate promotes algal growth, which can clog up rivers.

For hot regions in Australia in particular, I would have thought that covering significant areas of dams with floating solar farms would help reduce evaporation, and possibly help control unwanted algal growth too.

They calculated algal growth accounted for approximately 70 percent of the variation in the light reflectance data, making it the dominant contributor to the phenomenon.

This extra algal growth is not only unappealing to look at, but can also make the water smell bad and make it unsuitable for swimming.

In the long run, the excess algal growth can have devastating impacts on the health and age of a fresh water lake or river, causing eutrophication to speed up, where lakes and other water bodies fill in with dead algae and other organic matter and eventually turn into dry land.

The added benefits of reduced algal growth and a 10 - 15 % boost in energy yield from the cooling effects of the water are a bonus,» said Piggot.

But Lee thinks their feces may have some influence, since chlorophyll concentrations, signaling more algal growth, doubled after adding only 0.5 g of feces to the microcosms.

Despite high expectations and extensive research and investment in the last decade, technological options are still in developing stages and key resources for algal growth are still too onerous for economically viable production of algal biofuels, according to a JRC literature review.

These symbiont algae produce sugars that contribute to the diet of the coral in return for shelter and nutrients that are vital for algal growth.

They found the sediments associated with the seagrass reduced algal growth, while the sediments associated with the algae had a positive effect on its growth.

Greater acid rain and nutrient input would have encouraged algal growth, clouding the water and impairing the lakes» deep blue color.

Adding fertilizer quadrupled the algal growth.

Some experts have even suggested that fertilizing the oceans to encourage algal growth would be one way to counteract global warming.

Managing herbivores is also critical because herbivores are really important for reef recovery following disturbance — keeping the algal growth in check so coral can settle and grow.

The authors of the article, published online Wednesday in the journal Global Change Biology, assessed changes in measures of water quality, including plant nutrients and algal growth, in 2,913 U.S. lakes from 1990 to about 2011.

Clean water must be free of bacterial, viral, and algal growths that can compromise your bird's health.

Moreover, even with enhanced phosphorus removal in wastewater treatment plants, algal growth may increase with warming over the long term (Wade et al., 2002).