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Pseudobulbs: sink for exogenous nitrogen in epiphytic orchids

Pseudobulbs, which are somewhat enlarged or thickened succulent stems, are common in epiphytic orchids. Nitrogen can be transported from old to young pseudobulbs and between leaves and pseudobulbs......»»

Category: topSource:  physorgNov 5th, 2021

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

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

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

Proposed underwater data center surprises regulators who hadn’t heard about it

Startup NetworkOcean wants to sink GPUs into San Francisco Bay. (credit: BalticServers.com) Data centers powering the generative AI boom are gulping water and exhausting electricity at what some researchers view as an un.....»»

Category: topSource:  arstechnicaRelated NewsSep 11th, 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

Satisfactory is officially released, officially a scary wonderful time sink

Even people with 1,000 hours in the game are still learning about it. Enlarge / Where are the gentle creatures and native plants you first saw when you landed? More importantly, could this conveyer belt run on a shorter path? (cr.....»»

Category: topSource:  arstechnicaRelated NewsSep 10th, 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

Tropical forests face increased soil carbon loss due to climate change

Tropical forests account for more than 50% of the global terrestrial carbon sink, but climate change threatens to alter the carbon balance of these ecosystems......»»

Category: topSource:  physorgRelated NewsSep 3rd, 2024

Chemists achieve PFAS-free synthesis of fluorinated pharmaceutical and agrochemical compounds

Chemists at the University of Amsterdam have developed a method to furnish a range of molecules with a trifluoromethyl group attached to a sulfur, nitrogen or oxygen atom. Their procedure, which is published in Science, avoids the use of PFAS reagent.....»»

Category: topSource:  physorgRelated NewsAug 29th, 2024

Machine-learning models can predict colonization outcomes of complex microbial communities

Microbial communities are constantly exposed to the invasion of exogenous species, which can significantly alter their composition and function. The capacity of a microbial community to resist invasion is regarded as an emergent property resulting fr.....»»

Category: topSource:  physorgRelated NewsAug 29th, 2024

Nitrogen deposition also reduces biodiversity on a larger scale, research shows

It has long been known that nitrogen deposition, where nitrogen is released from the atmosphere into soil or water, can lead to biodiversity loss on a small scale. New research shows that this effect can also be seen in larger areas of several kilome.....»»

Category: topSource:  pcmagRelated NewsAug 22nd, 2024

JBL has added every conceivable feature to its Tour Pro 3 wireless buds

JBL has thrown the kitchen sink at its Tour Pro 3 wireless earbuds. Hi-res audio, dual drivers, Auracast, and head-tracking are just the start......»»

Category: topSource:  digitaltrendsRelated NewsAug 21st, 2024

Newly discovered ability of comammox bacteria could help reduce nitrous oxide emissions in agriculture

An international research team led by the Centre for Microbiology and Environmental Systems Science (CeMESS) at the University of Vienna has discovered that comammox bacteria, first identified by them in 2015, can grow using guanidine, a nitrogen-ric.....»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

Powering enzymes with light to make ammonia

The Earth's atmosphere contains large amounts of nitrogen in the form of dinitrogen gas (N2). Converting N2 to ammonia (NH3) is critical for making the fertilizer needed for agriculture......»»

Category: topSource:  physorgRelated NewsAug 9th, 2024

High nitrogen input promotes the redistribution of new organic carbon to deeper soil layers

Exogenous reactive nitrogen input has a profound effect on the carbon cycle of terrestrial ecosystems. Most current research on soil organic carbon (SOC) dynamics in relation to nitrogen input has focused predominantly on the surface soil layers. How.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

Hazardous Melting Ice Could Sink Arctic Shipping

Warmer temperatures were supposed to make Arctic shipping easier. But thick floating ice created by local melting is a bigger risk than people realized.....»»

Category: scienceSource:  sciamRelated NewsAug 8th, 2024

First full 2-D spectral image of aurora borealis from a hyperspectral camera

Auroras are natural luminous phenomena caused by the interaction of electrons falling from the sky and the upper atmosphere. Most of the observed light consists of emission lines of neutral or ionized nitrogen and oxygen atoms and molecular emission.....»»

Category: topSource:  physorgRelated NewsAug 2nd, 2024

As California seeks to curb groundwater declines, farmers in one county fight back in court

With long-term declines in groundwater levels putting thousands of domestic wells at risk and causing the ground to sink in parts of the San Joaquin Valley, state regulators are moving forward with efforts to force local agencies to take stronger ste.....»»

Category: topSource:  physorgRelated NewsJul 29th, 2024

Net effects of man-made nitrogen attenuate global warming, researchers find

Nitrogen fertilizers and nitrogen oxides from fossil fuels are known for their environmental damage: they pollute the air and drinking water, lead to over-fertilization of water and land ecosystems, reduce biodiversity and damage the ozone layer......»»

Category: topSource:  physorgRelated NewsJul 24th, 2024

Next generation biosensor reveals gibberellin"s critical role in legume nitrogen-fixation

Researchers at the University of Cambridge have demonstrated that the plant hormone gibberellin (GA) is essential for the formation and maturation of nitrogen-fixing root nodules in legumes and can also increase nodule size. They identified the speci.....»»

Category: topSource:  physorgRelated NewsJul 23rd, 2024