Twenty years ago, Bill McKibben wrote of
the human alteration of every aspect of the natural world.
One of the points on which Prof Curry and Dr. Schmidt agree is that attribution requires a comparison of the actual data (global mean temp, global mean rainfall, etc) to a model of what would have happened absent
human alteration of the Earth surface and atmosphere.
CO2 has risen by 40 % in just the past 200 years, contributing to
human alteration of the planet's energy budget that has so far warmed Earth by about 0.8 °C (1.4 °F).
So if the IPCC found that climate change was not being affected by
human alteration of the atmosphere or that it is not «dangerous» there would be no need for them to exist.
The Sun, Jupiter, gravitational moment of the remaining planets, Earth angular orbit variations of all kinds, galactic rays, motion of the solar system through the galaxy and dust clouds, the Moon, atmospheric water vapor, ocean currents, configuration of the tectonic plates and continental drift, volcanic activity, the natural biosphere, human urban development,
human alteration of the greenhouse water cycle (dam's, rivers etc),,... human produced CO2.
And, in spite of all its complexity and uncertainties, we should not lose track of the simple fact that theory, actual observations of the planet, and complex models - however imperfect each is in isolation - all point to ongoing, potentially dangerous
human alteration of climate.
Melting permafrost (deposition of the sediments by river flows and
human alteration of hydro cycle.
Human alteration of environments produces multiple effects, some advantageous to societies, such as enhanced food production, and some detrimental, like environmental pollution with toxic chemicals, excess nutrients and carbon emissions from fossil fuels, and the loss of wildlife and their habitats.
Steffen et al (2015) revise the «planetary boundaries framework» initially proposed in 2009 as the «safe limits» for
human alteration of Earth processes (Rockstrom et al 2009).
We can both agree that we should work to minimize
the human alteration of the chemical composition of the Earth's atmosphere, but still disagree whether we can skillfully predict the climate consequences of such actions.
Human alteration of Earth systems tends to be far more extensive and complex than one would expect based on numbers alone.
Significant
human alteration of the biosphere began more than 15,000 years ago as Palaeolithic tribes evolved social learning, advanced hunting and foraging technologies, and the use of fire, and used them to open up forested landscapes and kill off megafauna.
In theory, the treaty and addenda like the Kyoto Protocol, only apply to climate changes attributable to
human alterations of the global atmosphere.
The two foreign climate models used in the National Assessment make predictions of U.S. climate change based upon
human alterations of the atmosphere.
Not exact matches
But he does make this observation about the child that he eventually has: «I realized that George, who had done nothing more admirable than cry and feed, was richly and permanently
human to me, possessed
of a soul, and no
alteration could change that.»
The
human face too might be called such a picture, and its
alterations might represent the course
of a passion.
In the act
of conceiving
of God (an act made necessary by His removal
of «His way from
human sense») we conceive, bring into being, put into place, a landscape in which actions are labeled «possible,» «desirable,» mandatory,» «unthinkable,» and so on; and each time one
of those actions is taken or avoided or not seen as a possibility, that landscape becomes ever firmer in its configurations and ever more resistant to a basic
alteration.
Any change in these, any
alteration of perspective and in ways
of looking at
human existence and its difficulties, is regarded as treason to that past and a guarantee
of loss
of significant meaning.
St. Francis» kinship with all creatures undoubtedly made him look pretty silly sometimes, but he appears, well, saintly, compared to the hubris - ridden scientists cooking up the genome project for genetic mapping and
alteration of the
human species.
Both moves would open up a space to abandon the
Human Rights Act (HRA)-- widely detested by Conservatives — as long as the British bill
of rights still satisfies the European convention, albeit with minor
alterations.
Brooks, a senior researcher on the Olorgesailie project, describes two roughly finger - sized pieces
of ochre that bear the marks
of human alteration — and perseverance.
Dr. Stefanie Heilmann - Heimbach and Prof. Markus Nöthen from the Institute
of Human Genetics at the University of Bonn, in collaboration with colleagues, identified over 60 alterations in the human genome that increase the risk of premature hair
Human Genetics at the University
of Bonn, in collaboration with colleagues, identified over 60
alterations in the
human genome that increase the risk of premature hair
human genome that increase the risk
of premature hair loss.
Advances in neuroscience and neurotechnology offer the potential for extremely precise observation, collection and even
alteration of human brain activity.
«We were thus able to identify 63
alterations in the
human genome that increase the risk
of premature hair loss,» explains Dr. Stefanie Heilmann - Heimbach.
In their conclusion, the authors state that it is important for conservationists to see climate change not as one
of numerous independent variables acting on species survival in mountain landscapes, but as an exacerbating force over the many direct
human alterations to these areas.
Should planetary limits on the
alteration of critical environmental systems be used as guidelines for
human activity?
Or is minimizing
alterations to the global environment introduced by
human activity — rising levels
of CO2 from fossil - fuel burning, widespread extinction, dams that impound water — more important to our success?
Many people have concerns about the possible use
of genome editing in
humans, for example, about the risks
of unintended effects due to off target DNA
alterations, and the implications
of making irreversible changes that will be passed on to future generations.
Late in life the
human brain suffers attrition
of certain neurons and undergoes chemical
alterations.
In addition, brain imaging studies in rats and
humans have shown
alterations in gray matter volume and white matter integrity in the brain caused by the effects
of chronic pain.
DNA methylation is a biochemical
alteration of the building blocks
of DNA and is one
of the markers that indicate whether the DNA is open and biologically active in a given region
of the
human genome.
COVER Cheap, widely available, and easy to use, the genome editing system called CRISPR earned Science's 2015 Breakthrough
of the Year laurels for many great feats and some controversial ones — including the
alteration of DNA in
human embryos.
Modern
humans showed big
alterations in the activity
of genes associated with face shape and larynx shape, compared with our forebears.
«Preclinical evidence suggests that dietary interventions, such as calorie restriction, intermittent fasting, low - fat diet and the ketogenic diet, have the potential to reverse some
of these obesity - associated
alterations; however, more clinical data are needed to confirm translation to
human subjects.»
In a report on one
of the two findings, published online Sept. 20 in Acta Neuropathologica, the investigators identified
alterations in a protein known as ATRX in
human brain tumors that arise as part
of a genetically inherited condition known as neurofibromatosis type 1 (NF1).
In recent years, interest in this fifth DNA base has increased by showing that
alterations in the methyl - cytosine contribute to the development
of many
human diseases, including cancer.
It demonstrates that
alterations in these cells lines do indeed match changes in samples
of human bladder cancer.
The
human genome contains about 3 billion base pairs, but only about 2 percent
of these base pairs represent protein - coding genes, meaning that whole - exome sequencing measures the genetic
alterations focused on a small but very important fraction
of the genome (as opposed to techniques
of whole genome sequencing, which measures every nucleotide across the entire genome, regardless
of whether these genes are expressed or silent).
Research suggests
human - caused habitat
alteration has reduced resiliency
of the small mammal community in Utah's Great Basin
The answer to this question may open new routes to target age - dependent
alterations of stem cell activity in
human disease.
Gilad speculates that the relatively rapid
alterations in
human liver genetics might be the result
of ongoing changes in diet, such as growing reliance on cooked food.
As part
of the precision medicine initiative at the Cancer Institute
of New Jersey, investigators — which include colleagues from Rutgers Robert Wood Johnson Medical School and RUCDR Infinite Biologics, the world's largest university - based biorepository, located within the
Human Genetics Institute
of New Jersey — wanted to define the relationship
of ERBB2
alterations in the pleomorphic form
of the disease.
The study area has been subject to various
alterations such as the addition
of transmission lines, roads, and other
human construction.
A Werner syndrome stem cell model unveils heterochromatin
alterations as a driver
of human aging
«Instead
of invoking large, complicated scenarios to explain the majors shifts in molar evolution during the course
of hominin origins, we found that simple adjustments and
alterations to this one developmental rule can account for most
of those changes,» says Alejandra Ortiz, a postdoctoral researcher at Arizona State University's Institute
of Human Origins and lead author
of the study.
Discovered that aberrant patterns
of neuronal network activity result in profound anatomical and physiological
alterations of learning and memory centers and may contribute to cognitive deficits in
humans with AD and related mouse models.
Hypothesis driven approaches to vaccinology can utilise the knowledge gained from mechanistic mouse models and our molecular understanding
of intrinsic defects to
human cells.5 However, caution is required when extrapolating data from murine models, as there are substantial differences between immune ageing in mice and
humans.6 Nevertheless, model systems and ex vivo analyses
of molecular
alterations in aged
human cells have identified multiple changes in the vaccination response with age and the aged immune system in general.
So this language in effect means
alterations of embryonic cells can not be done in the United States if there is any intent to treat a
human being, including implantation
of an altered embryo into a woman's uterus.
Alterations in peripheral blood B cell subsets and dynamics
of B cell responses during
human schistosomiasis.
Alterations in replication timing
of cancer - related genes in malignant
human breast cancer cells.