Sentences with phrase «human effects on global climate»

He was one of the first scientists to address what we now call the «signal detection problem» — the problem of determining where we might expect to see the first clear evidence of a human effect on global climate.

Not exact matches

Here's a better idea for this so - called «governor» to consider: Take a look at the research done by your alma mater, Texas A&M, on global warming and the effect it will have on Texas (higher temps and greater stress on water through decreased rainfall and increased evaporation)... then stop poopooing the efforts to mitigate the effect humans are having on climate change.

The review, «Population, development, and climate change, links and effects on human health», examines the interconnections between population growth and climate change, from the perspective of global health.

With a new grasp of global dust traffic, scientists are now working to understand the often subtle effects that dust has on climate, human health, and the biosphere.

Dr Li said the latest research findings give a better understanding of changes in human - perceived equivalent temperature, and indicate global warming has stronger long - term impacts on human beings under both extreme and non-extreme weather conditions, suggesting that climate change adaptation can not just focus on heat wave events, but should be extended to the whole range of effects of temperature increases.

In 1996, when climate research was more certain about the link between fossil fuel combustion and climate change than during the time of Shaw's memo, Exxon's new chairman and chief executive Lee Raymond said in a speech in Detroit: «Currently, the scientific evidence is inconclusive as to whether human activities are having a significant effect on the global climate.»

Axel Timmermann and Tobias Friedrich constructed a numerical model that quantifies the effects of past climate and sea - level change on global human migration patterns over the past 125,000 years.

His research interests include studying the interactions between El Niño / Southern Oscillation (ENSO) and the monsoons of Asia; identifying possible effects on global climate of changing human factors, such as carbon dioxide, as well as natural factors, such as solar variability; and quantifying possible future changes of weather and climate extremes in a warmer climate.

The effects of human activity have long been cited as a primary cause of global climate change, but new research from NASA has revealed that our use of technology also appears to be having an impact not just on the planet, but on Earth's near - space environment as well.

Unfortunately for policymakers and the public, while the basic science pointing to a rising human influence on climate is clear, many of the most important questions will remain surrounded by deep complexity and uncertainty for a long time to come: the pace at which seas will rise, the extent of warming from a certain buildup of greenhouse gases (climate sensitivity), the impact on hurricanes, the particular effects in particular places (what global warming means for Addis Ababa or Atlanta).

pg xiii This Policymakers Summary aims to bring out those elements of the main report which have the greatest relevance to policy formulation, in answering the following questions • What factors determine global climate 7 • What are the greenhouse gases, and how and why are they increasing 9 • Which gases are the most important 9 • How much do we expect the climate to change 9 • How much confidence do we have in our predictions 9 • Will the climate of the future be very different 9 • Have human activities already begun to change global climate 9 How much will sea level rise 9 • What will be the effects on ecosystems 9 • What should be done to reduce uncertainties, and how long will this take 9 This report is intended to respond to the practical needs of the policymaker.

I am part of that community; we agree that human greenhouse gas emissions are having a huge, negative effect on global climate.

In case anyone wants to have a look back at my early work, here are links that will lead you to a few vintage pieces on humans and climate: Endless Summer: Living With the Greenhouse Effect, Discover Magazine cover story, October 1988; «Let's Be Sensible on Global Warming,» Christian Science Monitor, June 30, 1992; «The Big Thaw» (a look at Switzerland's retreating glaciers), Conde Nast Traveler, 1993.

On the other hand, despite the overwhelming evidence that global warming will transform the Earth's climate for centuries, with fearful consequences for human health and wellbeing (not to mention the survival of many species and ecosystems), the world can not agree to significant reductions in greenhouse gas emissions because of concerns about the effects on economic growtOn the other hand, despite the overwhelming evidence that global warming will transform the Earth's climate for centuries, with fearful consequences for human health and wellbeing (not to mention the survival of many species and ecosystems), the world can not agree to significant reductions in greenhouse gas emissions because of concerns about the effects on economic growton economic growth.

«These findings show that climate change can have dramatic effects on human societies and highlight the necessity to understand the effect of global warming on rainfall patterns in China and all over the world,» the authors write.

Your concern for genuine science and for the poor requires a more cautious approach, one that carefully considers the scientific evidence regarding the real, not merely the theoretical, effects of human action on global climate, and carefully considers energy technology and economics in seeking to protect the poor from harm.

That is decidedly not how this paper is used in public discourse though, I think in many instances this paper is used to say that not only do humans cause global warming, but they are also the major cause and the degree of effect on nature / climate is in some way dangerous and needs to be mitigated.

«The additional burden of CO2 added to the atmosphere by human activities... leads to the current «perturbed» global carbon cycle... These perturbations to the natural carbon cycle are the dominant driver of climate change because of their persistent effect on the atmosphere.»

Focusing on the rights of those who are already vulnerable and marginalized due to poverty and discrimination, a human rights - based approach to climate change can be a useful tool to complement international efforts aimed at tackling the adverse effects of global warming.

«The human impact on global climate is small, and any warming that may occur as a result of human carbon dioxide (CO2) and other greenhouse gas emissions is likely to have little effect on global temperatures, the cryosphere (ice - covered areas), hydrosphere (oceans, lakes, and rivers), or weather.

The second IPCC report, published in 1995, invoked the «sulfate - aerosol effect» and produced the memorable but essentially meaningless phrase that «the balance of evidence suggests a discernible human influence on global climate.»

If there were an empirical study of the effects of warming (or climate change) on human populations — just as with plant and animal populations — it would have to span the years from 1970 to 1997 approximately, since there hasn't been appreciable global warming since that time.

My bottom line is that while the global climate models, when run with added CO2 and other greenhouse gases, show that this is a warming effect, they are inadequate tools to assess the consequences of these human climate forcings on the regional and local scale.

The effects of global climate change on mental health and well - being are integral parts of the overall climate - related human health impacts.

Initially, PED showed backbone, standing up to political activists pushing the state to adopt the Next Generation Science Standards view of climate change, which promotes the false claims that the science on climate change is settled, that we know human activities are driving dangerous climate change, that carbon dioxide is a pollutant that's dangerous to human health and the environment, and that we fully understand how to counteract the effects of climate change or control long - term global temperature.

While natural sources of climate variability are significant, multiple lines of evidence indicate that human influences have had an increasingly dominant effect on global climate warming observed since the mid-twentieth century.

To date, while various effects and feedbacks constrain the certainty placed on recent and projected climate change (EG, albedo change, the response of water vapour, various future emissions scenarios etc), it is virtually certain that CO2 increases from human industry have reversed and will continue to reverse the downward trend in global temperatures that should be expected in the current phase of the Milankovitch cycle.

In a sharp change from its cautious approach in the past, the National Academy of Sciences on Wednesday called for taxes on carbon emissions, a cap - and - trade program for such emissions or some other strong action to curb runaway global warming.Such actions, which would increase the cost of using coal and petroleum — at least in the immediate future — are necessary because «climate change is occurring, the Earth is warming... concentrations of carbon dioxide are increasing, and there are very clear fingerprints that link [those effects] to humans,» said Pamela A. Matson of Stanford University, who chaired one of five panels organized by the academy at the request of Congress to look at the science of climate change and how the nation should respond.

I would probably generally state it as «human CO2 activity has a measurable warming impact on global average temperature that can be readily discerned from the background of natural climate change and other human effects that may cause cooling, and this warming impact will be, in general, neutral in impact for humanity and the biosphere».

Climate skeptic scientists have long questioned whether the effects of relatively minor (compared to other CO2 sources and sinks) human - caused emissions of CO2 have more than a minor effect on global temperatures and some have even questioned whether the UN and USEPA have even gotten the causation backwards (i.e., because on balance global temperatures affect atmospheric CO2 levels).

Given the high uncertainty about the net effect of human carbon dioxide emissions on global temperatures, we only see natural changes in climate.

Mostly they just move energy around in the climate system, which definitely has effects on how humans perceive global warming and how the impacts of warming are spread through the system.

Along with many other economists, my view on global warming - associated climate change is that the world is most unlikely to be able to agree and coordinate globally, and then sustain for the centuries required, the growth - denying policies that would be needed if we were to limit human - induced global warming to any material effect beyond the [continue reading...]

As such, the GCRA (Section 106) mandated that the CCSP prepare, not less frequently than every four years, a scientific assessment report, or National Assessment, of global climate change research that, among other things, analyzes the effects of global change on eight specific areas, including: «the natural environment, agriculture, energy production and use, land and water resources, transportation, human health and welfare, human social systems, and biological diversity.»

Climate Science however was established with the premise that humans are having a catastrophic effect on the climate, primarily by forcing global warming through the emission of ACO2, and charged with the mission of confirmClimate Science however was established with the premise that humans are having a catastrophic effect on the climate, primarily by forcing global warming through the emission of ACO2, and charged with the mission of confirmclimate, primarily by forcing global warming through the emission of ACO2, and charged with the mission of confirming it.

The most pervasive effects of global climate change on human uses of the oceans will be due to impacts on biotic resources; transportation and nonliving resource exploitation will be affected to a lesser degree.

Any climate forcing (whether natural or human induced) would be so strongly damped as to hardly have any effect on global temperatures.

The prophecy of Anthropogenic Global Warming yielding trillions of dollars in redistributive change will have a catastrophic effect on human relationships, island stability, and the climate in diverse societies.

E.g., research assumes greenhouse gas emissions cause warming without explicitly stating humans are the cause»... carbon sequestration in soil is important for mitigating global climate change» (4a) No position Does not address or mention the cause of global warming (4b) Uncertain Expresses position that human's role on recent global warming is uncertain / undefined «While the extent of human - induced global warming is inconclusive...» (5) Implicit rejection Implies humans have had a minimal impact on global warming without saying so explicitly E.g., proposing a natural mechanism is the main cause of global warming»... anywhere from a major portion to all of the warming of the 20th century could plausibly result from natural causes according to these results» (6) Explicit rejection without quantification Explicitly minimizes or rejects that humans are causing global warming»... the global temperature record provides little support for the catastrophic view of the greenhouse effect» (7) Explicit rejection with quantification Explicitly states that humans are causing less than half of global warming «The human contribution to the CO2 content in the atmosphere and the increase in temperature is negligible in comparison with other sources of carbon dioxide emission»»

As you may imagine, this paper, by Kevin Cowtan and Robert Way is being hotly discussed in the global warming blogs, with reaction ranging from a warm embrace by the global - warming - is - going - to - be-bad-for-us crowd to revulsion from the human - activities - have - no - effect - on - the - climate claque.

Scientists at the University of New Hampshire's Climate Change Research Center are preparing a paper (scheduled for publication in the journal Nature) that attempts to quantify the effect of human methane emissions on global climate change... and proposes necessary action to reduce this greenhouse fClimate Change Research Center are preparing a paper (scheduled for publication in the journal Nature) that attempts to quantify the effect of human methane emissions on global climate change... and proposes necessary action to reduce this greenhouse fclimate change... and proposes necessary action to reduce this greenhouse forcing.

Blog Post from Dr. Cecilia Sorensen, Consortium Fellow: Global climate change is predicted to exacerbate underlying determinants of poverty and widespread effects on human health..

The effects of these energy sources on regional and planetary health are becoming increasingly evident through climate change, the most worrisome major global trend attributed to human activity.

The Global Biodiversity Outlook 4 (CBD 2014), while finding some improvements in temperate and developed parts of the world and the ongoing enlargement of the protected - area estate, also presented evidence of climate - induced effects on biodiversity; the increased spread of diseases and invasive biota; declines in species living in forests, reefs, and many other habitats; and the conversion of ecosystems supporting many kinds of life to ones with singular human uses.

With respect to the first sentence, Federal Defendants admit that for over fifty years some officials and persons employed by the federal government have been aware of a growing body of scientific research concerning the effects of fossil fuel emissions on atmospheric concentrations of CO2 — including that increased concentrations of atmospheric CO2 could cause measurable long - lasting changes to the global climate, resulting in an array of severe deleterious effects to human beings, which will worsen over time.

The latest report from the United Nations Intergovernmental Panel on Climate Change, released on Sunday night, is both sweeping in scope and staggering for its unprecedented details on the impacts of global climate change to date, as well as potential future effects on human and natural sClimate Change, released on Sunday night, is both sweeping in scope and staggering for its unprecedented details on the impacts of global climate change to date, as well as potential future effects on human and natural sclimate change to date, as well as potential future effects on human and natural systems.

Essentially, one needs to show that the behaviour of the climatic signal is distinct from that generated by natural climate variability in the past, when human effects were negligible, at least on the global scale.

Unfortunately, the 2007 Intergovernmental Panel on Climate Change (IPCC) assessment did not sufficiently acknowledge the importance of these other human climate forcings in altering regional and global climate and their effects on predictability at the regional scale.Climate Change (IPCC) assessment did not sufficiently acknowledge the importance of these other human climate forcings in altering regional and global climate and their effects on predictability at the regional scale.climate forcings in altering regional and global climate and their effects on predictability at the regional scale.climate and their effects on predictability at the regional scale.»

For even a layman, if you adhere to scientific principals, it's obvious that human activity has no discernable effect on global climate.

«There is no evidence, neither empirical nor theoretical, that carbon dioxide emissions from industrial and other human activities can have any effect on global climate.