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How a butterfly tree becomes a web

Evolution is often portrayed as a tree, with new species branching off from existing lineages, never again to meet. The truth however is often much messier. In the case of adaptive radiation, in which species diversify rapidly to fill different ecolo.....»»

Category: topSource:  physorgJul 16th, 2021

Britain"s butterflies are getting bigger as the climate changes

New research using computer vision to analyze tens of thousands of butterfly specimens in the Natural History Museum's collection has found that some British butterflies are getting bigger in response to climate change......»»

Category: topSource:  marketingvoxRelated NewsApr 5th, 2022

"Tree of life" could help slow climate change

Changing the way fruit is gathered from a "tree of life" could have hugely positive environmental and financial impacts in Amazonia, according to a new study......»»

Category: topSource:  theglobeandmailRelated NewsApr 4th, 2022

Heat and drought slow down tropical tree growth

Stem growth of tropical trees is reduced in years when the dry season is warmer and drier than normal. This is the main finding of a global tree-ring study published in Nature Geoscience led by Wageningen University & Research. The study is based on.....»»

Category: topSource:  physorgRelated NewsMar 31st, 2022

Drought stress advances and shortens growing season for Toona ciliata

Due to the lack of clear tree-ring boundaries of most of tree species in tropical regions, investigations of tree growth and climate responses using traditional dendrochronological techniques are challenging......»»

Category: topSource:  physorgRelated NewsMar 29th, 2022

Climate change results in projected shifts in plant hardiness zones

You visit the nursery, pick out a primo plant, come home, put it in the ground and wait for it to become a beautiful tree, shrub or perennial. Then spring arrives and it's dead or floundering......»»

Category: topSource:  theglobeandmailRelated NewsMar 21st, 2022

Take a look: "Reading Rainbow" is having a moment on TikTok

TikTok is in its math era this week. Two mathematical trends went viral, while Patsy Cline's "Crazy" sparked some collective catharsis across our FYPs. Butterfly in the skyThis week's inescapable TikTok trend combines classroom aesthetics and the Rea.....»»

Category: topSource:  mashableRelated NewsMar 21st, 2022

Forest restoration must navigate trade-offs between environmental and wood production goals

Forest restoration schemes should prioritize restoring native forests for greatest climate and environmental benefits, but these benefits incur a trade-off with wood production in comparison with tree plantations......»»

Category: topSource:  physorgRelated NewsMar 17th, 2022

Research chemists find a quick way to synthesize novel neuroactive compounds found in rainforest tree

A potential cornucopia of neuroactive compounds, which might yield clues to the design of future psychiatric and neurological drugs, has become more accessible to synthetic chemists, thanks to new work from Scripps Research......»»

Category: topSource:  physorgRelated NewsMar 17th, 2022

Increased tree cover in savannas provides limited benefit in climate fight

One proposed strategy in the fight against climate change is to increase tree cover in the world's savannas, either through the planting of new trees or fire suppression, to increase the uptake of atmospheric carbon dioxide. However, a new Yale-led s.....»»

Category: topSource:  physorgRelated NewsMar 16th, 2022

Trees: Why they"re our greatest allies against floods, but also tragic victims

As the floodwaters recede, mountains of debris are left behind—sheets of plaster, loose clothes, mattresses and, of course, trees. Some debris I've seen in floods includes massive tree trunks weighing 5 tons or more, bobbing along like corks in the.....»»

Category: topSource:  physorgRelated NewsMar 15th, 2022

A $4 Billion Hedge Fund Is Shorting Tether"s Stablecoin

Fir Tree Capital Management, a $4 billion hedge fund, is shorting Tether as the largest stablecoin in crypto faces down scrutiny from regulators. Decrypt reports: According to clients of the firm and reported by Bloomberg, Fir Tree has constructed a.....»»

Category: topSource:  slashdotRelated NewsMar 12th, 2022

The AncestryDNA kit is back at its $59 sale price

Save $40: Discover and connect more branches of your family tree when you try out the AncestryDNA test kit for just $59 at Amazon, as of March 8. This saves you 40% on the regular price of one of the most popular at-home consumer DNA test kits. While.....»»

Category: topSource:  mashableRelated NewsMar 10th, 2022

Nature-based solutions in mountains can reduce climate change impact on drought

New research, led by Dr. Petra Holden from the African Climate and Development Initiative (ACDI) at the University of Cape Town (UCT), has shown how catchment restoration—through the management of alien tree infestation in the mountains of the sout.....»»

Category: topSource:  pcmagRelated NewsMar 9th, 2022

Combining tree rings, rainfall, streamflow records to reconstruct Daly River"s climatic history

Plans to allocate water from the Northern Territory's (NT) Daly River to cotton plantations could be based on overly optimistic expectations about streamflow, a new study of tree rings in the area has found......»»

Category: topSource:  physorgRelated NewsMar 3rd, 2022

Climate change is causing high tree mortality in southern Amazon

A team of Brazilian and British scientists has discovered that extreme wind and water deficiency are the main causes of tree death in the southern Amazon......»»

Category: topSource:  physorgRelated NewsFeb 28th, 2022

Do birds have language? It depends on how you define it

Scientists find some parallels with human speech in cheeps and trills of birdsong. Enlarge / Zebra finches sitting together on a tree branch and sunning. (credit: sagarmanis | Getty Images) In our quest to find what makes huma.....»»

Category: topSource:  arstechnicaRelated NewsFeb 26th, 2022

Scientists Unveil "Unified Genealogy of Modern and Ancient Humans"

Scientists have unveiled the largest human family tree ever created, a shared ancestry that is woven out of more than 3,600 individual genome sequences that date back more than 100,000 years, providing an unprecedented glimpse into the deep past and.....»»

Category: topSource:  slashdotRelated NewsFeb 26th, 2022

The secret of mycorrhizal fungi

Fungi, specifically those that are "mycorrhizal," are natural allies of the forest because they improve tree nutrient acquisition. But which of the mycorrhizal feeding strategies yields the greatest tree diversity in a forest: strategy A (ectomycorrh.....»»

Category: topSource:  physorgRelated NewsFeb 24th, 2022

Beetles in climate change

As a result of the droughts of recent years, a pronounced tree mortality that has left clearly visible gaps in forests and parks has been observed in Germany. All climate projections indicate that such events will occur more frequently in the future......»»

Category: topSource:  physorgRelated NewsFeb 21st, 2022

Pine needles tell the story of PFAS in North Carolina

The humble pine tree is more than just a common sight in North Carolina—it's also a handy tool for monitoring the proliferation of per- and polyfluoroalkyl substances (PFAS) in our state over time......»»

Category: topSource:  physorgRelated NewsFeb 21st, 2022