Advertisements


How a sea anemone uses its algal symbionts to assimilate nitrogen in nutrient-poor waters

Tropical oceans are typically nutrient-poor, yet they host vast biologically diverse reef ecosystems built by symbiotic cnidarians (including corals and anemones). This apparent contradiction, known as the Darwin Paradox, has puzzled scientists since.....»»

Category: topSource:  physorgMay 15th, 2023

Poor indoor air quality isn"t just making us sick. It"s also polluting our cities

According to the World Health Organization (WHO), air pollution is one of the greatest environmental health challenges that we face today. Various studies have shown that in addition to the lungs, it affects essential organs like the heart and brain,.....»»

Category: topSource:  physorgRelated NewsSep 19th, 2024

Surface water sampling reveals large numbers of juvenile krill undetected by conventional monitoring methods

In 2018–2019, researchers of Wageningen Marine Research joined the Japanese research vessel Kaiyo-maru (Fisheries Agency Japan; FAJ) on an Antarctic expedition to sample the upper surface waters with the Surface and Under Ice Trawl. Results showed.....»»

Category: topSource:  physorgRelated NewsSep 18th, 2024

Earth from Space: Copernicus Sential-2 captures algal bloom in north Adriatic Sea

This Copernicus Sentinel-2 image captures algal bloom swirls in the north Adriatic Sea, along the coast of Italy......»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Researchers identify novel approach to minimize nitrogen loss in crops

While agriculture producers apply nitrogen fertilizer to supply nutrients to their crops, they can't always keep those nutrients in the soil for maximum efficiency, often losing them into the atmosphere or water supply as nitrates and nitrous oxide......»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Vietnam farmers lose their blooms as floods claim crops

Vietnamese farmer Do Hong Yen estimates she lost tens of thousands of dollars when her valuable peach blossom crop was swamped by muddy waters in Hanoi's worst flooding in two decades......»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Soil nutrient levels associated with suppression of banana Fusarium wilt disease

Fusarium wilt poses a significant threat to global agriculture, particularly affecting the banana industry, where it is commonly known as banana Panama disease. As a result, enhancing soil-related resistance has emerged as a crucial, environmentally.....»»

Category: topSource:  physorgRelated NewsSep 12th, 2024

The legacy of corn nitrogen fertilizer: Study shows lengthy impact in tile drained systems

Midwestern soils are among the most productive in the world, thanks in part to extensive tile drainage systems that remove excess water from crop fields. But water isn't the only thing flowing through tile drains. Nitrogen moves along with soil water.....»»

Category: topSource:  physorgRelated NewsSep 12th, 2024

Personal carbon footprint of the rich is vastly underestimated by rich and poor alike, study finds

The personal carbon footprint of the richest people in society is grossly underestimated, both by the rich themselves and by those on middle and lower incomes, no matter which country they come from. At the same time, both the rich and the poor drast.....»»

Category: topSource:  physorgRelated NewsSep 12th, 2024

Biogeochemistry scientists from around the world publish position paper on tackling "hidden" phosphorus

As the world tries to mitigate agriculture's effect on the environment, much of the story can be found in soil, which stores and cycles nutrient elements of carbon, nitrogen, and phosphorus......»»

Category: topSource:  physorgRelated NewsSep 11th, 2024

How the oceans" most abundant bacteria impact global nutrient flows

If you were to collect all the organisms from the ocean surface down to 200 meters, you'd find that SAR11 bacteria, though invisible to the naked eye, would make up a fifth of the total biomass. These bacteria, also known as Pelagibacterales, have ev.....»»

Category: topSource:  theglobeandmailRelated NewsSep 11th, 2024

Breadfruit Is Here to Save the World

This calorie-rich, nutrient-dense, and climate-resilient crop has the power to step in for more common staples that can’t handle global warming......»»

Category: gadgetSource:  wiredRelated NewsSep 11th, 2024

Why are sharks coming to Boston Harbor? Researchers believe it"s a nursery ground

Once unthinkable when the harbor was nasty and polluted, today's cleaner waters have actually become a desirable shark habitat as young sharks migrate here yearly......»»

Category: topSource:  physorgRelated NewsSep 11th, 2024

Thanks to humans, Salish Sea waters are too noisy for resident orcas to hunt successfully

The Salish Sea—the inland coastal waters of Washington and British Columbia—is home to two unique populations of fish-eating orcas, the northern resident and the southern resident orcas. Human activity over much of the 20th century, including red.....»»

Category: topSource:  physorgRelated NewsSep 10th, 2024

An Amazon river dries up, creating hellish crossing for villagers

Only the youngest and strongest villagers now brave the crossing of a vast, blistering stretch of sand where, in normal times, the waters of the mighty Madeira River flow in the Brazilian Amazon......»»

Category: topSource:  physorgRelated NewsSep 10th, 2024

Novel quantum dot hydrogel shows improved photothermal conversion efficiency

Biomolecules-based materials hold great promise for malignant tumor phototherapy. However, current supramolecular biomaterials primarily suffer from poor tissue penetration, inadequate tumor accumulation, and particularly neglecting the unique benefi.....»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2024

Shallow waters make the best carbon sinks, researchers find

Marine phytoplankton take up atmospheric carbon and carry it to the seafloor when they die and sink (a process known as organic carbon sedimentation). This biological carbon pump is a powerful part of Earth's carbon cycle, yet scientists don't have a.....»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2024

Jellyfish under attack: Study uncovers parasitic spillover of a burrowing sea anemone

Many marine organisms, like sea anemones, struggle to spread across the ocean, especially if they lack long, mobile larval stages. Unlike their jellyfish relatives, sea anemones do not have a medusa stage, making their dispersal challenging. Their on.....»»

Category: topSource:  physorgRelated NewsSep 10th, 2024

Formation of super-Earths proven limited near metal-poor stars

In a new study, astronomers report novel evidence regarding the limits of planet formation, finding that after a certain point, planets larger than Earth have difficulty forming near low-metallicity stars......»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

Research team achieves high-resolution 2D imaging for graphene devices under high pressure

A research team led by Prof Zhang Zengming from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) has combined nitrogen-vacancy (NV) centers in diamond with a diamond anvil cell (DAC) to achieve non-inv.....»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

Aggressive seagrass species discovered in Biscayne Bay

An invasive species of seagrass has been on a steady march across the world, taking over ecosystems well beyond its native waters of the Red Sea, Persian Gulf and Indian Ocean. Scientists have long wondered when it would reach the waters off the coas.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024