These and other mercury emissions from human activities (past and present) account for at least 50 % and perhaps as much as 75 % of current, annual, global mercury emissions from all sources (including natural sources), but a large, unknown portion of those mercury emissions is due to past rather than
current human activities, according to EPA estimates.
The impacts of
current human activities will continue over long periods.
Scripps Institution's own Jeff Severinghaus takes you on a thorough exploration of the record that greenhouse gases captured in ice for nearly a million years tells us, and explains what this reveals about
current human activities and future conditions for our planet.
A significant and serious concern among mainstream climate scientists in this regard is the inability of the models to predict climate surprises, that is, rapid non-linear changes in the climate system that have happened in the historical climate record and that may be triggered by
current human activities.
The current human activities are worsening the situation.
«That's not to say that
current human activity hasn't been a big threat.»
Previous climate change, especially pre-human, can not have been caused by humans: that shows exactly nothing about whether
current human activity is causing change.
They deny what over 97 percent of scientists say is happening —
current human activity creates the greenhouse gas emissions that trap heat within the atmosphere and cause climate change.
Not exact matches
Huntington, for example, contends that «far more significant than the global issues of economics and demography are problems of moral decline», an «increase in antisocial behavior», decay of family structures, weakening of the «work ethic», and decreasing commitment to intellectual
activity.12 Similarly Brzezinski refers to a
current global crisis of spirit which has to be overcome if the
human race is to regain some control over its destiny.
As with most
human activities, as our knowledge increased, dog breeding improved and exploded in the 1900s, with the
current 600 or so breeds of dogs all descendent from the original wolf.
Information about the Program's
current projects and
activities is available under the
human rights, ethics, and law tabs at the top of the page.
Wang points out that the
current findings are preliminary and that comparing SLC13A5
activity in healthy and cancerous
human liver tissue will be necessary before studies of this pathway as a cancer drug target should be contemplated.
The
current test is only able to analyze part of the
human immune system, namely the B - cells but not the T - cells, which are needed as helper cells to fight the infection and whose
activity indicates the presence of an infection.
Many agree that his research on ice caps across the world was some of the first, most convincing evidence that
current climate change is due to
human activity.
Another possible issue with attribution science, he says, is that the
current generation of simulations simply may not be capable of capturing some of the subtle changes in the climate and oceans — a particular danger when it comes to studies that find no link to
human activities.
The rate of carbon release during the PETM was determined to be much smaller than the
current input of carbon to the atmosphere from
human activities.
From modest beginnings with his indispensable
Current Contents (it lists the contents of leading scientific journals), Garfield has created a new
human activity, now called scientometrics, with its own journals and its own jargon.
And while previous extinctions have been driven by natural planetary transformations or catastrophic asteroid strikes, the
current die - off can be associated to
human activity, a situation that the lead author Rodolfo Dirzo, a professor of biology at Stanford, designates an era of «Anthropocene defaunation.»
But based on that data, they estimate that emissions from abandoned wells represents as much as 10 percent of methane from
human activities in Pennsylvania — about the same amount as caused by
current oil and gas production.
Current U.S. Department of Health and
Human Services guidelines call for children to have a minimum of 60 minutes of intermittent physical
activity per day.
But these days, with many scientists are focused on tracking greenhouse gases produced by
human activities at national, regional and local scales, the
current monitoring network doesn't measure up.
In one, emissions of nitrogen oxides and volatile organic compounds from
human activities would continue at
current levels through 2050.
The
current state of science related to the cause, occurrence, and potential impacts of induced seismicity (earthquakes likely triggered by
human activities).
«Given the alarming trend of resistance to our
current antimalarial therapies, this is really an exciting finding,» says Dr. Mota, the senior author of the study, «and we are already working to develop Torin molecules suitable for clinical trials of antimalarial
activity in
humans.»
«In today's atmosphere, the radiative forcing from
human activities is much more important for
current and future climate change than the estimated radiative forcing from changes in natural processes.»
The signature effects of
human - induced climate change — rising seas, increased damage from storm surge, more frequent bouts of extreme heat — all have specific, measurable impacts on our nation's
current assets and ongoing economic
activity.
Clinical Trials Research and Billing First in
Human / Early Phase PET in Oncology Case - Based Dose Reduction in Pediatric Nuclear Medicine: Practical and Necessary Radioiodine Therapy for Hyperthyroidism: The State of the Art Spondylodiscitis: Role of Imaging for Diagnosis and Monitoring Treatment Response
Current Status and Future Prospects: PET and SPECT Instrumentation Alternative Payment Models and Value - Based Health Care: Nuts and Bolts Maximal Tolerated
Activity of Radioactive Iodine for Metastatic Thyroid Cancer Teaching Old Radiopharmaceuticals New Tricks Intraoperative Detection Devices and Probes Molecular Imaging of Lung Inflammation Standardization of Advanced PET / SPECT Data Acquisition and Analysis Thyroid Cancer Management: Novel Therapeutics and Management Options Targeting Radionuclide Therapy in Various Non-Malignant Arthritic Conditions Using Radiosynoviorthesis (RSO) Are You Prepared for a Radiation Accident?
The Observatory will also set out to explain the
current drivers of climate change arising from
human activities (including industry and agriculture), and how our future actions will depend on our capacity to understand the pace and direction of change.
The
current research project sought to determine how lead from daily
human activities affects formation of ice nuclei.
This will allow you to assess the
current market situation more accurately reducing the influence of the
human factor in decision making and turning your Forex trading into a more systematized
activity.
If
current activities continue unchecked, the toxification of the lake will make it unsuitable for
human use.
What / Why: «Presented at a time when the compulsion to digitally document and share
human activity has increased exponentially, this exhibition features works from deCordova's permanent collection that prefigure and inform
current trends in social photography, as well as recent work by contemporary artists who utilize smartphones and social media to record the world around them.
Speechless takes its cue from
current discourse on the Anthropocene, described by writer Robert Macfarlane as «the new epoch of geological time in which
human activity is considered such a powerful influence on the environment, climate and ecology of the planet that it will leave a long - term signature in the strata record.»
Anthropocene Relating to or denoting the
current geological age, viewed as a period during which
human activity has been the dominant influence on climate and the environment.
In light of a
current preoccupation with art evolved from the immaterial object to how a
human handles it, the show explores «the residue of an
activity that may or may not have happened».
Current and likely future impacts of global warming on ecosystems and
human activities are also considered, including biodiversity, system buffering and resilience, and regional inequality and vulnerability.
«Considering these... major and still growing impacts of
human activities on Earth and atmosphere, and at all, including global, scales, it seems to us more than appropriate to emphasize the central role of mankind in geology and ecology by proposing to use the term «anthropocene» for the
current geological epoch.»
While, in theory,
human activities have the potential to result in net cooling, a concern about 25 years ago, the
current balance between greenhouse gas emissions and the emissions of particulates and particulate - formers is such that essentially all of today's concern is about net warming.
Arguments about whether the
current CO2 rise is caused by
human activity fall clearly into this category.
Current atmospheric concentrations of GHGs are significantly higher than pre-industrial levels as a result of
human activities.
In 2001 it was claimed «there is new and stronger evidence that most of the warming observed over the last 50 years is attributable to
human activities» and the
current report concludes says it is: «90 % probable» that the recent warming is «due to the observed increase in anthropogenic greenhouse gas concentrations».
To the extent that man is exacerbating the
current period is arguable, but let's say
human activity (read economic
activity) is having an undeniable effect.
In the standards for middle school, for example, one of the core ideas is that «
human activities, such as the release of greenhouse gases from burning fossil fuels, are major factors in the
current rise in Earth's mean surface temperature («global warming»).»
The British university has contended that the messages were illegally obtained by a hacker, who posted them on Web sites of groups critical of the
current scientific consensus that
human activity has caused dangerous changes to the global climate.
Where do you believe that Dr. Curry implies agreement that leading climate scientists are incompetent and should not be working, and that there is a cover - up and that the
current warming is caused by an iron sun rather than increased CO2 from
human activity?
Climate science is telling us that CO2 from
human activity is the cause of the
current warming trend and it's a serious problem.
Current requirements for that degree show that he would have taken exactly one chemistry course and NO biology / climatology / environmental science courses, which leaves him markedly unqualified to postulate on «climate change», particularly the idea that «climate change» is caused by the
activities of
human beings.
Compelling scientific evidence supports the claim that CO2 from
human activity is driving the
current warming trend, that the trend is potentially dangerous, and is already having negative impacts.
While international teams of scientists agreed long ago that
human activity is the primary cause of
current warming, members of the public and some politicians have been slow to embrace the findings.
These include eastern boundary
current upwelling systems such as those off the U.S. west coast along coastal California, Oregon and Washington, deep - sea and subsurface oxygen minimum zones, and coastal waters that are already experiencing excess nutrient levels (eutrophication) and low dissolved oxygen (hypoxia) due to
human - driven nutrient pollution from land - based
activities.