Sentences with phrase «plant evolution at»

«This is a novel finding for European flora,» says Doug Soltis, an expert in botany and plant evolution at the University of Florida in Gainesville.

It's a global view of plant evolution at a time when global rules are essential for building climate models and understanding the biosphere.»

Settling the debate over the first flower will take a bigger database and more - sophisticated models, says Wenheng Zhang, who studies plant evolution at Virginia Commonwealth University in Richmond.

«Geckos are notoriously described as having incredible ability to adhere to a surface,» said Karl Niklas, professor of plant evolution at Cornell University and a co-author of the paper.

Not exact matches

Human evolution: from bond fires started by rubbing sticks to hydroelectric power plants - from gazing at the Moon to actually going there - Indeed we are evolving!!!

It Isn't Just the Ambiance by Heather Sevener, 16 April 2004 Although Ph.D. candidate Heather Sevener enjoyed learning about the evolution of plant development and was happy in an academic environment, she couldn't stand being at the bench.

«Currently, we are conducting a series of joint investigations on gene family evolution and adaptation genomics in plants with colleagues at the Chinese Academy of Sciences, and we foresee more significant results from this collaboration,» says Xiao - Ru Wang.

This mechanism did not have to be invented at the time of the origins of the flower: it was simply inherited and reused by the plant, a process that is often at work in evolution.

Sitting at the edge of the Patagonian Shelf, in an area rich in marine resources, the Falklands are a unique natural laboratory in which to study sustainable fisheries, global climate change, coastal erosion, and plant and animal evolution.

The researchers also reconstructed what flowers looked like at all the key divergences in the flowering plant evolutionary tree, including the early evolution of monocots (e.g., orchids, lilies, and grasses) and eudicots (e.g., poppies, roses, and sunflowers), the two largest groups of flowering plants.

Lead researcher Dr Morgan Beeby said: «We are used to observing evolution at the scale of animals or plants, such as the giraffe's neck slowly getting longer over time to reach previously inaccessible food.

Michael Donoghue and Erika Edwards, plant evolution researchers at Yale University in New Haven, Connecticut, analyzed water conservation mechanisms in the cactus genus Pereskia, an assortment of leafy shrubs and trees that are thought to represent the ancestral state of living cacti.

It's «a wonderful study» which demonstrates that the evolution of water conservation «set the stage for the loss of leaves and the evolution of succulence,» says David Ackerly, a plant evolution researcher at the University of California, Berkeley.

Professor Andrew Scott, one of the lead authors, said: «High oxygen levels in the atmosphere at this time has been proposed for some time and may be why there were giant insects and arthropods at this time but our research indicates that there was a significant impact on the prevalence and scale of wildfires across the globe and this would have affected not only the ecology of the plants and animals but also their evolution.»

«While urbanization has caused cities to lose large numbers of plants and animals, the good news is that cities still retain endemic native species, which opens the door for new policies on regional and global biodiversity conservation,» said lead author and NCEAS working group member Myla F. J. Aronson, a research scientist in the Department of Ecology, Evolution and Natural Resources at Rutgers, The State University of New Jersey.

Joseph Williams, an associate professor at the University of Tennessee, has had a long - standing interest in the reproductive biology of flowering plants, and is particularly interested in the evolution of development of ancient flowering plants.

David Lee, a tropical botanist at Florida International University in Miami, says that although the evidence is speculative, the study suggests that «to understand the evolution of plant traits, you also need to look at extinct herbivores and their interactions with the plants.»

Others provide data on the environment at the time they were collected, or hold the key to the evolution of particular groups of animals and plants.

The discovery that mutations accumulate at steady rates over time in the genes of all lineages of plants and animals has led to new insights into evolution at the molecular and the organismal levels

John Dickie, head of botanical information at the Millennium Seed Bank, added: «For a number of years we have been keen to know just how much phylogenetic diversity, the total outcome of millions of years of seed plant evolution, we have in the vault.

A team of Belgian biologists led by researchers at KU Leuven has provided the first genetic evidence that rapid evolution can help non-native plant species spread in new environments.

By studying liverworts - which diverged from other land plants early in the history of plant evolution - researchers from the Sainsbury Laboratory at the University of Cambridge have found that the relationship between plants and filamentous microbes not only dates back millions of years, but that modern plants have maintained this ancient mechanism to accommodate and respond to microbial invaders.

Researchers at the Center work on a wide variety of applications, including autism, cancer, neuroscience, plant biology, gene regulation and evolution.

This symposium focuses on mechanisms of evolution of regulatory circuits and GRN architectures, spanning from plant to animal, aiming at fostering an interdisciplinary discussion among different fields of Evo Devo.

Reasoning that, because it fluctuated daily, water vapour was continually recycling itself in and out of the atmosphere, he turned his attention to carbon dioxide, a gas resident for a long time in the atmosphere whose concentration was only (at that time) dramatically changed by major sources such as volcanoes or major drawdowns such as unusual and massive episodes of mineral weathering or the evolution of photosynthetic plants: events that occur on very long, geological timescales.

«Genes required for the production of small RNA in seeds were at the very top of the list of genes responsible for the evolution of flowering plants from cone - bearing plants.

As part of Plant Biology research at CSHL, scientists are using genomic approaches to understand everything from plant evolution to how plants grow, develop, and reproPlant Biology research at CSHL, scientists are using genomic approaches to understand everything from plant evolution to how plants grow, develop, and reproplant evolution to how plants grow, develop, and reproduce.

Air pressure changes, allergies increase, Alps melting, anxiety, aggressive polar bears, algal blooms, Asthma, avalanches, billions of deaths, blackbirds stop singing, blizzards, blue mussels return, boredom, budget increases, building season extension, bushfires, business opportunities, business risks, butterflies move north, cannibalistic polar bears, cardiac arrest, Cholera, civil unrest, cloud increase, cloud stripping, methane emissions from plants, cold spells (Australia), computer models, conferences, coral bleaching, coral reefs grow, coral reefs shrink, cold spells, crumbling roads, buildings and sewage systems, damages equivalent to $ 200 billion, Dengue hemorrhagic fever, dermatitis, desert advance, desert life threatened, desert retreat, destruction of the environment, diarrhoea, disappearance of coastal cities, disaster for wine industry (US), Dolomites collapse, drought, drowning people, drowning polar bears, ducks and geese decline, dust bowl in the corn belt, early spring, earlier pollen season, earthquakes, Earth light dimming, Earth slowing down, Earth spinning out of control, Earth wobbling, El Nià ± o intensification, erosion, emerging infections, encephalitis,, Everest shrinking, evolution accelerating, expansion of university climate groups, extinctions (ladybirds, pandas, pikas, polar bears, gorillas, whales, frogs, toads, turtles, orang - utan, elephants, tigers, plants, salmon, trout, wild flowers, woodlice, penguins, a million species, half of all animal and plant species), experts muzzled, extreme changes to California, famine, farmers go under, figurehead sacked, fish catches drop, fish catches rise, fish stocks decline, five million illnesses, floods, Florida economic decline, food poisoning, footpath erosion, forest decline, forest expansion, frosts, fungi invasion, Garden of Eden wilts, glacial retreat, glacial growth, global cooling, glowing clouds, Gore omnipresence, Great Lakes drop, greening of the North, Gulf Stream failure, Hantavirus pulmonary syndrome, harvest increase, harvest shrinkage, hay fever epidemic, heat waves, hibernation ends too soon, hibernation ends too late, human fertility reduced, human health improvement, hurricanes, hydropower problems, hyperthermia deaths, ice sheet growth, ice sheet shrinkage, inclement weather, Inuit displacement, insurance premium rises, invasion of midges, islands sinking, itchier poison ivy, jellyfish explosion, Kew Gardens taxed, krill decline, landslides, landslides of ice at 140 mph, lawsuits increase, lawyers» income increased (surprise surprise!)

We assumed only that due to the biological and physical effects the ratio fabsorbed (t) / (total CO2 content of then air) is more or less constant, hence a simple response pulse response exp -LRB-- t / lifetime) is applied to the anthropic time series of coal, gas, oil and cement which have different delta13C As the isotopic signature of (CO2 natural)(t) is slowly decreasing because plants living days or centuries ago are now rotting and degassing and as molecules entered in the ocean decades ago are now in the upwellings after a slow migration along the equal density surface from the high latitudes where those surface are surfacing at depth zero, there are common sense constraints or bounds on the possible evolution of the delta13C of the natural out - gassed CO2 molecules.

At 400 ppm, the atmosphere is neither in danger of any runaway GHE, and it is barely to a point where plant diversity and evolution get started.

Reasoning that, because it fluctuated daily, water vapour was continually recycling itself in and out of the atmosphere, he turned his attention to carbon dioxide, a gas resident for a long time in the atmosphere whose concentration was only (at that time) dramatically changed by major sources such as volcanoes or major drawdowns such as unusual and massive episodes of mineral weathering or the evolution of photosynthetic plants: events that occur on very long, geological timescales.

Şekercioğlu first started gathering material in 2003, but the work went into high gear after he recruited collaborators specializing in everything from microbes to plants to climate to insects at a December 2009 workshop of Turks studying ecology and evolution abroad.