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The causes and consequences of global warming
The causes and consequences of global warming
Global warming effects on habitat
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Recommended: The causes and consequences of global warming
The world is getting hotter, and humans are to blame! Global warming is the term given to the slow rise in the earth’s temperature over a long period of time, which happens when air polluting gasses like carbon dioxide and methane gases get trapped in the atmosphere making the atmosphere thick. The thick atmosphere prevents heat from escaping, changing the earth’s temperature to a warmer climate. This warming has a negative impact on the earth and all that inhabit it, which makes it an environmental issue of global concern. While some may argue that global warming is not real, the earth is proving otherwise. Warmer temperatures are causing ice glaciers to melt, resulting in a rise in sea levels. It is also causing a change in weather patterns, imposing devastating and unpredictable weather conditions on plants, animals, and humans. While global warming is caused partly by natural environmental occurrences out of our control, human activities are responsible the majority of global warming. …show more content…
All around the world, there are factory farms that raise animals like cows and chickens for food. These “Factory farms emit harmful gases and particles such as methane and hydrogen sulfide, which can contribute to global warming….” (citation). Factory farming is responsible for “37% of methane emissions, which has more than 20 times the global warming potential of carbon dioxide.” (citation) The Food and Agriculture Organization of the United Nations says agriculture is responsible for “18% of the total release of greenhouse gases world-wide,” (citation) which is more than all the cars in the world emit. In addition to the harmful gases emitted by factory farms, land that is cleared for the grazing of these animals is responsible for global warming through the deforestation
Industrial farming is a huge waste of natural resources. We use too much energy just to produce the food; per capita, the U.S. uses more energy for food production, processing, and distribution than Asia and Africa use for all activities combined” (145). Not only that, but the amount of water we use is ridiculous in comparison to other farms. Mason and Singer stated that “bread delivers roughly the same calorie count as hamburger beef for one-twelfth of the water usage” (237). This is not even including the loss of biodiversity and land that factory farming causes. The worst part is that, like I stated earlier, the output is not worth the input. Industrial farming is an ineffective way of feeding the population. More nutrients goes into growing and feeding the animals to our preferred mass than there are going into us, which is supposedly the whole point of eating meat, gaining nutrients that are “unavailable in plants.” Frances Lappé called this type institution a “protein factory in reverse – meaning that you
The “triumph of capitalism” (L3) puts a strain on our resources by food industries burning “nearly a fifth of all the petroleum consumed in the United States” (L3). A study by FAO (Food and Agriculture Organization of The United Nations), reports that, “…the livestock sector is exerting mounting pressure on the world’s natural resources” (FAO). Deforestation, caused by clearing of the land for livestock production, releases “enormous amounts of carbon dioxide into the atmosphere” (FAO) causing the extinction of several plant and animal species. Along with deforestation, the livestock sector accounts “for nearly one tenth of global human water use” (FAO) and is “probably the largest source of water pollution” (FAO). The excessive amount of waste created by raising lots of animals in one over-packed place also pollutes our air, land, and water. To counteract the health problems presented by unsanitary and congested living conditions, antibiotics are used throughout industrial farms, creating drug-resistant bacteria as well as putting human health at
Factory Farming is a very controversial topic. Factory Farming “is a large, industrial operation that raises large numbers of animals for food. Over 99% of farm animals in the U.S. are raised in factory farms, which focus on profit and efficiency at the expense of animal welfare”. While factory farming brings many problems such as food safety risks, abusing antibiotic, and replacing independent farmers. This type of farming helps increase food production, lowers business costs, encourages technological development, and ETC. Which in return helps the public in a greater good.
People infrequently think about the amount of land it took to produce the foods they eat, however livestock and the land used to grow food for livestock accounts for approximately one-third of the Earth’s ice-free land (Cowspiracy). Animal agriculture, mainly cattle ranching, is also responsible for 90% of Amazon rainforest destruction (Hyner). According to Cornell University, “Each year an estimated 41 million tons of plant protein is fed to U.S. livestock to produce an estimated 7 million tons of animal protein for human consumption.” Therefore it takes about 5 times the amount of crops to produce animal products compared to the equivalent amount of plants. Eating more plant-based foods uses much less land than animal-based foods, thus causing less destruction to
618.3 million metric tons of CO2 equivalent are produced each year in the United States alone for agriculture (EPA). Agriculture is one source of greenhouse gasses we can’t eliminate, but we could as a species decide to eat greener. Cows are a massive producer of methane, but very few people are willing to give up or downsize their stake intake. With so much greenhouse gas produced the problem is compiled when the amount of clean water used is taken into context. “Globally we use 70% of our water sources for agriculture and irrigation, and only 10% on domestic uses.” On the same note of water conservation 783 million people don’t have access to clean water. The issue as addressed isn’t agriculture, but where we invest most of our resources in production (The Water Project). McDonalds would not have been happy if he mentioned this, but a Big Mac produces 6.8 lbs. in greenhouse gas emissions (Ganeshan,
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
There is much to be said about how exactly meat is being produced. In the present day, there are hardly any farms out there that still practice the traditional and environmental - friendly way. Animal agriculture is widely used all over the world and greatly contributes to climate change. Meat production leads to global warming because of the combination of carbon dioxide, methane, and nitrous oxide. The process of raising animal is the major source to these harmful gases. It is vital to save the world from the worst impacts of climate change by reducing meat consumption. However stopping this meat eating system is extremely difficult, given that we had been consuming meat ever since our ancestors domesticated animals for that purpose. Over the decade Animal agriculture has been getting worse and worse. In 1973 when the Secretary of Agriculture Earl Butz announced ‘’ what we want out of agriculture is plenty of food’’, overproduction was encouraged and lowering the price of meat was carried out; this originally started when there was a massive increase in corn (Wolfson). In order to keep up this mass production of meat, multiple pounds of grains are fed to livestock. Livestock industries depended on corn and soy based food and used over half of the artificial fertilizer used in the United States (McWilliams).
Warming of the climate is something we can’t prevent; people that study global warming know that humans are the main cause. Humans cause global warming by the burning of fossil fuels, cutting down trees and a lot of other things the result of this is that the greenhouse gasses are going to increase. These conclusions are accepted by the national science academies of all major industrialized nations.
The climate on the Earth is changing. Ice age is interleaved with the global warming. In the present age, the temperature of the Earth's climate system continues to rapidly increase and it leads to global warming. Global warming is the process of gradual growth of average annual temperature of the atmosphere of the Earth and World oceans. The average temperature on the Earth was increased by 0.6C. There are various reasons for global warming, such as human activities, natural events, increasing of gases, such as carbon dioxide in atmosphere and solar activity (Global warming).
Cruelty toward animals, huge economic problems, and major health concerns are just three reasons why factory farming should be banned worldwide. Many people argue that factory farming is the only way to meet growing demands for food in the world today. However, factory farming is just not necessary, especially when it comes down to killing innocent animals in order to feed people. A way to put an end to the factory farming system is by buying our food from smaller, sustainable farms. These businesses still aim to profit from their labor, but that’s not their only objective. (The Issues: Factory Farming, n.d.) They simply will not sacrifice the health of the land or the quality of food simply to make a few extra dollars.
Furthermore, factory farming can also be very dangerous for the environment. Gale (2013) states, “...the livestock industry accounts for 80% of the greenhouse gas emission, while the methane produced by cattle and their manure has a global warming effect equivalent to that of 33 million automobiles.” By working together to stop factory farming, people can save their environment. They will also have a cleaner air to breath ...
A United Nations report states that land used for animal agriculture, both for grazing and production of crops fed to livestock, takes up an astounding 30% of land on Earth. ("Meat Production Wastes Natural Resources") To meet the industry’s demands, over 260 million acres of forest in the U.S. have been cleared to grow grain fed to farm animals. ("Meat Production Wastes Natural Resources") With that in mind, the meat industry also dumps disease-causing pathogens through animal waste that pollutes water and forces the need for waste lagoons to be constructed, which are susceptible to leaking and flooding. ("Facts about Pollution from Livestock Farms”) Scientists say that about 14% of the world’s greenhouse gases are released by said agriculture industries, which is a growing concern for climate change and global warming. (Silverman) The meat industry uses one-third of all the fossil fuels consumed in the United States. (Moore) There is no question that farming animals has a negative effect on the environment and steps should be taken to mitigate air and water pollution risks and future deforestation. If animal agriculture was phased out, land used for animal grazing could be returned to forest land and some of it converted into fields for cultivating crops for humans. A global shift toward veganism, resulting in the elimination of the meat and animal agriculture industries, would protect the environment from various detrimental effects.
“Currently 80% of the world’s agricultural land is used directly or indirectly for animal production. In the US over half the total land mass is used for the production of meat and dairy products” (Clarke).
Global Warming is a condition caused by greenhouse gases and human activities. The increased concentration of greenhouse gases due to activities such as deforestation and fossil fuel burning is causing the Earth’s atmosphere and oceans to warm up. As a result of this, global warming has some serious effects in the shape of extreme weather, species extinctions, and rising sea levels. These effects can contribute to the changes that are taking place all over the world, most of which are dangerous enough to pose a threat to the survival of life on Earth in the future.
Global Warming One of the most substantial problems in the world today is global warming. This gradual warming of the earth is in occurrence at an extremely slow rate but it is happening. Many scientists believe that as human’s work and release greenhouse gases into the earth’s atmosphere, it can become dangerous for the long lasting life of humans and our environment. “Unless we take immediate action, the impacts of global warming will continue to intensify, grow ever more costly and damaging, and increasingly affect the entire planet - including you, your community, and your family” (“Global Warming Impacts”).