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UrduLeadership politique Les dirigeants du monde entier seront à la COP 26 pour présenter leurs actions les plus importantes afin de garantir l’atteinte de zéro émission nette de gaz à effet de serre et le maintien du réchauffement de la planète…
Tag: Nature
Researchers mimic how water and wind create complex shapes in nature
Researchers at Aalto University have found a way to mimic the natural processes that create complex shapes and landscapes with the help of a vibrating plate and resulting energy fields. The results are published on 22 September 2021 in Science Advances.
Mountain lions moved less, downsized territory during LA’s pandemic shutdown
As people sheltered in place at the onset of the COVID-19 pandemic, sightings of wildlife in urban areas helped spawn a meme, “Nature is healing,” that reflected an intuitive belief: Carnivores were stretching their legs, and their ranges, by expanding into long-lost territory.
Water resources: Defusing conflict, promoting cooperation
Rivers are lifelines for many countries. They create valuable ecosystems, provide drinking water for people and raw water for agriculture and industry. In the Global South in particular, there is strong competition for access to freshwater resources. The increasing use…
Informing policy for long-term global food security
More than 820 million people in the world don’t have enough to eat, while climate change and increasing competition for land and water are further raising concerns about the future balance between food demand and supply. The results of a…
Scientists come up with new method for simultaneous processing of different types of waste
An international research team has come up with an innovative method for metal recovery from industrial waste. The new method allows the simultaneous recovery of multiple metals from waste oxides in a single process. This novel route will lower the…
Land repair vital for survival
Successful dryland restoration to benefit 2bn people
Deep-sea research bolstered with $2 million grant
Bigelow Laboratory for Ocean Sciences has been awarded $2 million by the National Science Foundation to lead an international effort to accelerate scientific understanding of the environmental impacts of emerging industries in the deep sea – one of the most…
Glass sponges have properties for the design of ships, planes and skyscrapers
Published in the journal Nature the first-ever simulation of the deep-sea Venus flower sponge and how it responds to and influences the flow of nearby water.
Renewable energies: No wind turbine disturbing the scenery
KIT researchers quantify energy system costs for stopping further expansion of wind energy use in beautiful landscapes
Unsustainable Arctic shipping risks accelerating damage to the Arctic environment
The economic and environmental pros and cons of melting Arctic ice creating shorter shipping routes through the polar region are weighed up in ground-breaking research from UCL experts in energy and transport.
Coastal ecosystems worldwide: Billion-dollar carbon reservoirs
Climate and ecosystem change lead to a global redistribution of wealth
Sea-level rise solutions
Stanford researchers map how sea-level rise adaptation strategies impact economies and floodwaters
The fracking boom helps to rose crime rates in rural American states
This is the conclusion reached by economists who analyzed data from 1999 to 2015
How fishing communities are responding to climate change
Wellesley professor examines how fishers are adapting to climate-related changes in species distribution and location
Why wild African fruits can supplement low protein staple foods
In the line-up of wild African fruits, the marula is the best known. For thousands of years, people have depended on the trees for food, medicines, and more. It is also exported globally as the rockstar ingredient of a cream…
Scientists home in on recipe for entirely renewable energy
Scientists from Trinity College Dublin are homing in on a recipe that would enable the future production of entirely renewable, clean energy from which water would be the only waste product. Using their expertise in chemistry, theoretical physics and artificial…
Science on a shoestring
A life in the liberal arts from beginning to end
Vertical greenery can act as a stress buffer, NTU Singapore study finds
Vertical greenery ‘planted’ on the exterior of buildings may help to buffer people against stress, a Nanyang Technological University, Singapore (NTU Singapore) study has found. The benefits of nature on mental health and for wellbeing have long been recognised, and…
University of Guam: Less than 10% of transplanted cycads survive long-term in foreign soil
Long-term monitoring needed to accurately measure transplantation success
The missing ocean plastic sink: Gone with the rivers
The mysterious ocean plastic sink
Cleaner air has boosted US corn and soybean yields, Stanford-led research shows
A key factor in America’s prodigious agricultural output turns out to be something farmers can do little to control: clean air. A new Stanford-led study estimates pollution reductions between 1999 and 2019 contributed to about 20 percent of the increase…
Is global plastic pollution nearing an irreversible tipping point?
Common press release: Stockholm University, Norwegian Geotechnical Institute, Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Helmholtz Centre for Environmental Research
Extreme events: Ecosystems offer cost effective protection
Decision-makers around the world are increasingly interested in using ecosystem solutions such as mangroves, coral reefs, sand dunes and forests on steep slopes to help buffer the impacts from hazard events and protect populations. But what evidence exists to show…
Cold weather cost New England electric customers nearly $1.8 billion in one month; A new study suggests ways to mitigate fuel shortages
In New England, constraints in the supply of natural gas have led to nearly a quarter of all unscheduled power plant outages. In a new study, researchers used data from power plant failures in the 2010s to develop a supply…
Blackologists and the Promise of Inclusive Sustainability
Historically, shared resources such as forests, fishery stocks, and pasture lands have often been managed with an aim toward averting “tragedies of the commons,” which are thought to result from selfish overuse. Writing in BioScience ( https:/ / academic. oup.…
After the big storm: How to supply emergency power
New research suggests that cooperative strategies for sharing emergency power among households can be 10 to 40 times less costly than running individual gas-powered generators
Like your olives bitter? Molecular breeding can make them even better!
Scientists from China assembled a high-quality genome of a European olive species and identified genes of economic importance
The survivability of animal species depends on the number of offspring
Researchers from Tel Aviv University took part in a new international study proposing an amendment to the widely accepted theory on the extinction of animal species – by moving the focus from the animal’s body size to its reproductive capacity.
The survivability of animal species depends on the number of offspring
New study proposes an amendment to the theory on the extinction of species
Soot from heaters and traffic is not just a local problem
Study from Thuringia shows: 50% of the soot that is harmful to health comes from local sources and 50% from long-distance transport
More sustainable mortars and concrete with optimal thermal and mechanical efficiency
The University of the Basque Country-UPV/EHU is researching mortars and concrete manufactured from industrial by-products, within the circular economy approach
Solving mystery of the four-headed echidna penis
Scientists explain why echidna penis is ‘weird’
Study identifies major barriers to financing a sustainable ocean economy
Financing a sustainable global ocean economy may require a Paris Agreement type effort, according to a new report from an international team of researchers led by the University of British Columbia. That’s because a significant increase in sustainable ocean finance…
High blood lead levels found in indigenous peoples in Peruvian Amazonia
The study finds higher concentrations of lead in communities living where oil extraction has been most intense
Solar energy and pollinator conservation: A path for real impact?
Entomologists say the pairing has promise, but standards will ensure it’s more than just buzz
Mixed farming methods could reduce US emissions and increase productivity
Modeled nitrogen-sparing farms across the US exceeded demand for protein but produced 20% less beef
World’s Lakes Losing Oxygen Rapidly as Planet Warms
Oxygen levels in the world’s temperate freshwater lakes are declining rapidly — faster than in the oceans — a trend driven largely by climate change that threatens freshwater biodiversity and drinking water quality.
UMaine researchers: Culture drives human evolution more than genetics
In a new study, University of Maine researchers found that culture helps humans adapt to their environment and overcome challenges better and faster than genetics. After conducting an extensive review of the literature and evidence of long-term human evolution, scientists…
Research shows potential new sunscreen is coral-safe and provides more UVB/UVA protection
Scientists find that Methylene Blue could be an effective alternative to sunscreens that cause coral damage
UM research suggests social factors important for human-wildlife coexistence
MISSOULA – In bear country, it’s normal to find bruins munching down on temptations left out by humans – from a backyard apple tree to leftovers in the trash bin – but these encounters can cause trouble for humans and…
World needs USD 8.1 trillion investment in nature by 2050 to tackle triple planetary crisis
Triple investments in nature-based solutions by 2030 or face USD 4.1 trillion gap in finance for nature up to 2050, warns new UN report
Innovative Food Systems Solutions portal launch: Healthy diets for all on a healthy planet
Explore and contribute to the IFSS portal and connect to the global community working to ensure sustainable and resilient food systems that provide affordable, safe and nutritious diets for the growing global population on a healthy planet.
Study: Fluorescent light clarifies relationship between heat stress and crop yield
CHAMPAIGN, Ill. — Scientists report that it is possible to detect and predict heat damage in crops by measuring the fluorescent light signature of plant leaves experiencing heat stress. If collected via satellite, this fluorescent signal could support widespread monitoring…
A New Replication Crisis: Research that is Less Likely to be True is Cited More
Papers in leading psychology, economic and science journals that fail to replicate and therefore are less likely to be true are often the most cited papers in academic research, according to a new study by the University of California San Diego’s Rady School of Management.
New research examines why some firms prepare for natural disasters and others don’t
Strategic Management Journal explores storm preparedness
UMD collaborates across disciplines to characterize the economics and value of pollination
Review provides insights into the sustainability and resilience of managed versus wild pollinators
We know the cost of free choice and locality – in physics and not only
Do we have free choice or are our decisions predetermined? Is physical reality local, or does what we do here and now have an immediate influence on events elsewhere? The answers to these questions are sought by physicists in the…
Multi-story buildings made of wood sell for 9% more than other construction in Helsinki
Study shows for first time that wood construction is economically feasible
Insect and animal invasions can teach us about COVID-19
Invasions by alien insect and animal species have much in common with outbreaks of infectious diseases and could tell us a great deal about how pandemics spread, according to a research paper published today.