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How Does Human Activity Primarily Affect Global Climate?
Effects of global warming on human health
The Role of Human Activities in Climate Change.
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1. Introduction
July 2012 was the hottest month in the history of the United States. Besides breaking previous summer records in record-holder books, the heat waves caused billions of damage to society. During that year, United States also witnessed numerous massive tornadoes, ice storms, wind storms, wildfires, droughts and hurricanes. Is it over? Are we going to witness similar extreme events in the future? This essay will try to answer all those questions mainly discussing factors which caused those extreme events. It’ll also explain the expected scenario in the near future, highlighting possible risks involved. Various research studies claim that these events are likely to occur four times in the future. Some research pinpoints human involvement in a damaging environment which caused these extreme weather events while other completely denies it. This essay will present a clear picture by analyzing findings from different researches. It will summarize what measurements are being considered in the future to counter the problem.
2. Discussion
Global warming has been touted as a major factor that caused extreme heat waves in 2012. Climate change is taking place and it’s evident from the numerous extreme events observed in the US and worldwide during 2003, 2010 and 2012. Scientists researched ground-level readings from pre-industrial areas in the US calculated hundred years ago. They compared this data against measurements taken in 2012 which hinted that those extreme heat waves were caused as a gradual change in climate. There was no factor observed, which hinted the involvement of Global Warming. “Diffenbaugh and Scherer’s research don't pinpoint global warming as the cause of particular extreme weather events” (Diffenba...
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Institute of Physics. "Heat waves to become much more frequent and severe." ScienceDaily. ScienceDaily, 15 August 2013. Web. N.D.
Uni Research. "Developing better weather forecasts." ScienceDaily. ScienceDaily, 1 November 2013. Web. N.D.
Wiley - Blackwell. "WIREs: A New Approach to Understanding Climate Change." ScienceDaily. ScienceDaily, 11 January 2010. Web. N.D.
University of Maryland Center for Environmental Science. "Looking to the past to predict the future of climate change." ScienceDaily. ScienceDaily, 5 August 2013. Web. N.D.
University of York. "It's not just the heat, it's the ozone: Hidden heat wave dangers exposed." ScienceDaily. ScienceDaily, 19 July 2013. Web. N.D.
Princeton University. "Even if emissions stop, carbon dioxide could warm Earth for centuries." ScienceDaily. ScienceDaily, 24 November 2013. Web. N.D.
There needs to be a reduction in emissions, yet we cannot focus on this aspect of global warming alone. There are many indicators that climatic change is influencing the frequency and intensity of natural catastrophes. If scientific global climate models are accurate, the present problems will be magnified in the near future. Already scientists have observed that more than 75% of the recent economic losses are caused by natural hazards, which can be attributed to wind storms, floods, droughts and other climate-related hazards. In the year 2008, the U.S. state of Iowa was on the front pages of newspapers all around the world.
Global warming is a scientific, political, and controversial topic. Some believe it is catastrophic, a slow moving killer hiding in the shadows. Others do not even think twice about it as they race by in a Hummer. Global warming is the gradual increase of temperature throughout different climates. It is caused by the greenhouse gas effect in which greenhouse gases, like methane and carbon dioxide, reflect sunlight back and forth. This reflected ultraviolet light bounces between the earth and the ozone layer and becomes trapped, resulting in a gradual rise of temperature. Over time, the slow rise of temperature causes new climates throughout the globe. The article “What Megablazes Tell Us About the Fiery Future of Climate Change” by Tim Dickinson
"The Causes of Global Warming." The Causes of Global Warming. N.p., n.d. Web. 4 Dec. 2013. .
The Web. 04 Feb. 2014 -. The Effects of Global Warming. National Geographic. N.p., n.d. Web.
Global warming has been a continuous problem that has escalated over time on our planet Earth. The main cause of global warming is because Carbon dioxide and other warming pollutants are gathering in the atmosphere and laying over it like a thick sheet as well as its effect on the ozone layer. This is trapping the sun's heat and causing the planet to grow increasingly warmer as well as a variety of other weather shifts. Over the past 50 years, Earth’s tem...
There are many causes and consequences of climate change discussed throughout this Encyclical. One of the most important would be the extreme weather. “In recent decades this warming has been accompanied by a constant rise in the sea level and, it would appear, by an increase of extreme weather events, even if a scientifically determined cause
But the debate over whether climate change is real or not is over. The U.S National Academy of Sciences quotes, “Some scientific conclusions or theories have been so thoroughly examined and tested, and supported by many independent observations and results, that their likelihood of subsequently being found to be wrong is vanishingly small. Small conclusions and theories are then regarded as settled facts. This is the case for the conclusions that the Earth System is warming and that much of this warming is very likely due to human activities.” This suggests that there is a strong body of evidence from all around the world including record temperatures, rising sea levels, retreating glaciers and extreme weather events showing that climate change is occurring and it is mostly caused by human activities. According to Metz, “July 2012 marked the hottest month in U.S history, and drought expanded to cover 63% of the contiguous U.S. The average temperature was 25.33 degrees Celsius, 1.8 degrees about the 20th-century average, making the hottest 12-month period the nation had endured in 117 years of record-keeping.” This suggests that these record-breaking temperatures are the result of global warming. It is nothing else but climate
“Climate change: How do we know?” NASA. NASA n. d. n. pag. Web. 28 November
There is no longer any question that our world climate has changed (King, 2004). Over the last 100 years, "temperatures have risen by about 0.6 degrees Celsius and global sea level has risen by about 20cm" (K...
Furthermore, this analysis must take place amidst serious gaps in the existing research and technology concerning the developing climatic conditions. For these reasons, global warming stands as one of the most daunting policy issues facing our world today. This is compounded by the debate over the very existence of climate change. While countless sources of empirical evidence testify to the very real presence of climate change the world over, considerable denial of the phenomenon still exists. The argument has been made that evidence of climate change is a gross overstatement, or in some cases, a complete fabrication.
Because the Earth is slowly warming up, heat waves, for example, have been occurring more frequently and for longer durations. According to the Climate Communications, “In 2010, 19 countries set new all-time record high temperatures, but not a single country set a new all-time record…” (Overview). Comparing this to Gore’s speech, eighteen countries have experienced all new highs in heat since the European heat wave in 2003. This increase in temperature is due to the shifting of the climates in specific regions as an after effect of global warming.
Solomon, S. (Ed.). (2007). Climate change 2007-the physical science basis: Working group I contribution to the fourth assessment report of the IPCC (Vol. 4, pg 501). Cambridge University Press.
Global warming and climate change have been frequent topics of discussion over the past several years. Although people tend to focus on the politics, it is time to look past the media aspects of it and into the cold hard facts of what our Earth is currently experiencing, and what caused it in the first place. The cause of climate change includes natural causes, but human causes are what is generating such a rapid global change. It’s time that the ways in which humanity affects the Earth’s climate, how scientists record and measure the climate change, and what can be done in everyday life to slow it down and/or stop global warming, are recognized.
Hardy, J. T. Climate Change: Causes, Effects, and Solutions. New York: J. Wiley, 2003. Print.
Climate is usually defined as the "average weather" in a place. It includes patterns of temperature, precipitation (rain or snow), humidity, wind and seasons. Climate patterns play a fundamental role in shaping natural ecosystems, and the human economies and cultures that depend on them. But the climate we’ve come to expect is not what it used to be because the past is no longer a reliable predictor of the future. Our climate is rapidly changing with disruptive impacts, and that change is progressing faster than any seen in the last 2,000 years (ecy.wa.gov, 2017). Though the scientific evidence seems overwhelming in favor of climate change, there are those, for various reasons, who believe that climate change is a trick. This is disappointing, as the future of our planet is at stake, and the last thing we should do in this critical time is arguing whether or not our world is being destroyed. In order to enlighten those who believe climate change is not currently happening, I will present evidence that will show that climate change is real due to sea levels rising, frequent hurricanes and food and resource depletion. In turn, I will also answer the opposition.