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Effects on human activities by climate change
What are the effects of climate change on our planet
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Global climate change is the term used to describe altered global weather patterns, including a worldwide increase in temperature, due largely to rising levels of atmospheric carbon dioxide. (OpenStack, 2013). It is the biggest environmental challenge facing us today as we strive to control its damaging effects on the biome system. While some groups blame human behavior for this devastating problem the effects of nature also have its fair share. The beginning of climate change science can be traced to Svante Arrhenius, a Swedish scientist who concluded in his 1896 study that changes in of carbon dioxide or CO2 could produce effects on the climate. Later, in 1938, Guy Stewart. Callendar, an English engineer, asserted that the increased CO2 levels …show more content…
The sun is one of the major sources of energy on the earth and without it life will be at virtual standstill let alone the sun provide most of the heat to keep us warm in contrast when the heat from the sun decreases the earth become cooler setting of a chain reaction. In fact, temperature reading in the 19th Century shows that the average temperature of the Earth's surface has increased by about 0.8C (1.4F) in the last 100 years. About 0.6C (1.0F) of this warming occurred in the last three decades (BBC, 2017). A volcanic eruption is another natural cause of global climate change. When volcanoes erupt they spew different particles and gases high into the atmosphere building a barrier thereby reducing the effect of the sun heat which creates a cooling effect on the earth. For example, when Krakatoa (Indonesia) in 1883 and Mount Pinatubo (Philippines) in 1991, can be seen as the two largest downward spikes in temperatures leading to cold …show more content…
For instances during a hurricane and flooding natural vegetation get destroyed, and it serves as food. By digesting this debris, they are adding uncontrollable levels of carbon dioxide and methane to the atmosphere affecting the nature of balance greenhouse gases effect. The greenhouse effect is another natural factor affecting global climate change it responsible for absorbing infrared radiation, thereby trapping and holding heat in the atmosphere at a steady temperature any increase cause increase heat in the atmosphere.Since the industrial revolution global climate change has been on the increase thou the natural factors mention above aided certain aspect of this change by contrast human beings are adding to this change as well. For instance, studies have confirmed that human beings are the main contributors of increases in the greenhouse gases effect through the burning of fossil fuels and gasoline, coal, natural gas, and other common fuels to make electricity or drive cars, they release a substantial amount of carbon dioxide into the atmosphere. From the time the Industrial Revolution began to the year 2009, atmospheric CO2 levels have increased almost 38 percent and methane levels have increased a whopping 148 percent, according to NASA, and most of that increase has been in the past 50 years. Because of
Since measurements began in 1958 -- and it can be assumed to have been the case since the industrial revolution -- emission of carbon dioxide into the atmosphere has risen steadily as a result of the burning of fossil fuels (Quay, pp 2344). Although there is much argument over the implications of increasing carbon dioxide levels in the atmosphere, there are several points that almost all scientists would agree on: firstly, carbon dioxide acts to absorb radiated heat; if present in our atmosphere will do just that to some extent. Second, the concentration of carbon dioxide in our atmosphere is rising. Third, the temperature of the planet is rising - although the amount of this increase and the causes of this rise are subject to disagreement (Philander, pp 193).
The Industrial Revolution was not only a turning point in the progress of human history, but the start of a great change in the Earth’s environment. Technological advances in industry and mass migration into urban areas led to a rising demand for energy sources, a demand met by fossil fuels. Casper, J. (2010) describes coal as ‘symbolic of the beginning of the Industrial Revolution’, the increased combustion of these ‘dirty’ fossil fuels further polluted the air and enhanced the volume of Carbon Dioxide (CO2) in the atmosphere. Changes in land use attributed to population rise, reduced the amount of photosynthesising biomass on Earth, diminished an important ‘carbon sink’ and concluded to enhance the Greenhouse Effect.
When climate change occurs there are a few major effects that are critical to climate change. First the sun passes through the clear atmosphere with its solar rays which then reach the earth's surface. Then, about 70% of the sun’s solar rays are absorbed by the earth surface making the temperature rise while the rest go back into the atmosphere. Some of the rays escape back out into space, while some are absorbed by gases in the atmosphere. These gases are important because they allow the sun to heat the earth and then the gases get trapped, making the earth warmer. They trap the heat like a big blanket to maintain the planet at a stable temperature.
Most climate scientists agree that the main cause of global climate change is the human expansion of the greenhouse effect. This is the global warming that results when the atmosphere traps heat radiating from Earth toward space (climate.nasa.gov). The main gases that contribute to the greenhouse effect include water vapor, carbon dioxide, methane, nitrous oxide, and chlorofluorocarbons (climate.nasa.gov). Human activities are changing the natural greenhouse effect. The burning of fossil fuels like coal and oil has increased the amount of carbon dioxide in the atmosphere (climate.nasa.gov). Carbon dioxide levels have increased from 280 parts per million to 379 parts per million in the last 150 years due to human act...
Volcanoes- the ash emitted during the eruptions cool the global temperature, in their absence the temperature has been on the rise.
Genghis Khan (c. 1162 – 1227) is one of the most controversial figures of antiquity due to the contentious nature of his singular role as the founder of the largest contiguous empire the world has ever seen. Khan is often remembered as a ruthless barbarian who is accountable for the deaths of millions, destructions of entire cites, and the cruelty of his campaigns. However, Khan is also recognized as the first man to create the world’s first international post system, for his tolerance of the religion and culture of his subjects as well as his military genius. The conflicting nature of Khan, has been noted by Edward Gibbon ‘The Catholic inquisitors of Europe, who defended nonsense by cruelty, might have been confounded by the example of a barbarian,
Global warming and global climate change is the study of future increases of temperature across the globe. Studying climate change refers to how the over- all climate will change such as the dry places getting dryer and the wet places getting wetter. Global climate is dependent on “the greenhouse effect a natural process that helps regulate temperature” (Easterling and Karl). In the past few centuries humans have had a monumental effect on increasing of greenhouse gases in the atmosphere. Climate change is result of the increase amount of the greenhouse gasses in the atmosphere such as methane, carbon dioxide, water vapor, nitrous oxide, and ozone. “Global temperature has rose approximately 1.4 degrees Fahrenheit over
Climate change is a long-term change in regional or global climate patterns. From the mid twentieth century to now, there has mostly been a significant increase in average global temperatures. Climate change is a major issue in the world today, and a lot of people feel very differently about the cause of it. The common argument is whether climate change is a natural occurrence or if the recent increase in temperatures is because of humans. Climate change is a natural cycle in the Earth’s weather.
The commonly debated “greenhouse effect” refers to “the global average temperature increase that has been observed over the last one hundred years or more” (Spencer). President Barack Obama addressed the issue in an effort to highlight its severity, "We have to all shoulder the responsibility for keeping the planet habitable, or we’re going to suffer the consequences – together” (Leader). The earth’s increasing atmospheric and oceanic temperatures result in climate changes due to cumulative amounts of carbon dioxide (CO2) in the atmosphere. As an outcome, researchers around the globe have established that the by-product of burning fossil fuels is the main culprit of the increasing temperatures. Global carbon emissions from fossil fuels have significantly increased since 1900, as shown above from a study carried out by the Carbon Dioxide Information Analysis Center.
The most destructive human contribution to climate change is fossil fuels combustion, which results in the release of carbon dioxide and other greenhouse gases into the atmosphere. Increased carbon dioxide, methane, nitrous oxide and halocarbons levels in the atmosphere cause an imbalance in the earth’s energy. This is because the gases alter solar radiation and thermal radiation which regulate the earth’s energy. Research indicates that anthropogenic climate change is the cause of the increased global warming over the last fifty years. 57 % of the carbon dioxide emitted is absorbed into the atmosphere while the rest is absorbed into the oceans. Carbon dioxide in the atmosphere is the most central greenhouse gas that is associated with global warming (Eby, Zickfield, Montenegro, Archer, Meissner, & Weaver,
As defined by the Oxford dictionary, climate change is, “a change in global or regional climate patterns, in particular a change apparent from the mid to late 20th century onwards and attributed largely to the increased levels of atmospheric carbon dioxide produced by the use of fossil fuels.” (Oxford Dictionaries) Moreover, evidence of climate change can be found all over the world, and in many different forms, but is especially prevalent in certain regions. For instance, in Southeast Asia, specifically the nation of the Philippines, signs of climate change can be observed frequently, if not regularly. One major ...
This is based upon the sunlight and volcano eruptions which plays an extreme factor. "Most often, global climate has changed because of variations from sunlight. Tiny wobbles in Earth’s orbit altered when and where sunlight falls on Earth’s surface. Variations in the Sun itself have alternately increased and decreased the amount of solar energy reaching Earth. Volcanic eruptions have generated particles that reflect sunlight, brightening the planet and cooling the climate. Volcanic activity has also, in the deep past, increased greenhouse gases over millions of years, contributing to episodes of global warming." (Global Warming, web.) However, I firmly believe that climate change is not only the result of natural causes alone. I think it is man-made and the major factors are from CO2, factories, and power plants burning coal/ oil, natural gas.
Climate changes occur in our earth's atmosphere due to a buildup of greenhouse gases. Greenhouse gases can occur naturally as well as a result of human activities. The greenhouse gases are carbon dioxide, methane, and nitrous oxide. “Carbon dioxide is released into the atmosphere when solid waste, fossil fuels, and wood are burned.” (2) The gases help to warm the surface of the Earth. Each greenhouse gas absorbs heat differently. If natural gases did not occur, the temperature of the earth would be considerably cooler. “Problems can occur when higher concentrations of greenhouse gases are present in our atmosphere because they have enhanced our earth's heat trapping capability.” (3)
Climate change is the long-term shift in weather patterns in a specific region or globally. Climate change refers to changes in a regions overall weather patterns. These include temperature changes, precipitation and cloud cover (www.ecolife.com).
Climate change is caused due to the release of few carbon compounds into the atmosphere, which drastically brought the weather changes all over the world. Climate change is not confined to a single region. It has become an important issue all over the world for the past few years.