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Is Climate Change Real & Human-Caused?

The ISCFC is all about reducing our individual and collective contributions to climate change.

But is climate change really happening? Is it mostly caused by human activity, including our production of carbon dioxide and other greenhouse gases?

In the United States and elsewhere, there are people who are not convinced by the science. But the great thing about science is that we use evidence to evaluate scientific questions. So what is the evidence related to climate change?

Are you or are you not convinced by the majority of climate scientists who say that climate change is real and largely human caused? Why are you convinced/not convinced? What evidence might change your mind one way or the other?




Is Climate Change Real & Human-Caused? >

Climate Change- We Are at Fault

DuncanG16

There has been significant evidence that supports that humans are a major factor that contribute to the climate change in our atmosphere.  (Such evidence includes increasing surface air temperatures, diminishing glaciers, and an increase of average global sea levels.)  http://climate.nasa.gov/scientific-consensus/ As we continue to damage our environment by increasing the CO2 in our atmosphere, we also damage ourselves.  This URL, http://epa.gov/climatechange/impacts-ad … hwest.html , describes how climate change impacts particular aspects of our daily lives.  Currently in the Southwest region where I live, California is experiencing an extreme drought.  If climate change continues the way it has, our water supply will only continue to decrease and become extremely limited. In addition, climate change affects our personal health because the build up of greenhouse gases contribute to air pollution, causing approximately 8,800 deaths.  The rise of temperature will only extend the conditions of air pollution and will remain a threat to our health.  Lastly, climate  change has a substantial impact on energy.  As the temperature increases in areas throughout the United States, we will demand more energy to be invested in AC systems in order to keep our houses cool.  This increase of energy demand will have a direct correlation to the increase of greenhouse gas emissions.  We must find a solution and minimize our contributions to climate change before it is too late.

sophiah2

I completely agree with your argument that humans are the reason for climate change. Coal, gasoline, and natural gases are just a few fuels that release massive quantities of carbon dioxide that humans rely on daily. But fuels aren’t the only substances that release a lot of carbon dioxide. Farms which we rely on for food, and landfills, where we put our waste, contribute to climate change also. Things we take for granted, like turning on the lights, charging our electronic devices, and eating a hamburger all add up to the melting of the Arctic and the drought in California.
    But humans are not the only thing contributing to climate change. The ratio of energy entered and released from our atmosphere affects our climate. If too much heat is released, the earth’s climate will become much cooler. But cold weather isn’t our problem, the issue is not enough heat is being released, making our climate too warm. There are a few suspects that unbalance this ratio, such as the change of the earth’s orbit, the continental drift, the alteration of the Sun’s activity, and different  natural phenomena. The combination of all these natural events and human influence have made the carbon levels skyrocket, and the climate warmer.

fisk

I can agree with you on the point that humans have caused the current climate change, but only to some extent. Science states clearly that the emission of these gases is changing our climate, and in this case, one of the effects is supposedly global warming. However, the planet has undergone several climate changes during its existence, and it is not unlikely that we are also heading into a new period of warmth. But that does not change the fact that our consumption is too much for this planet to bear.
   
What we have to do, is to start off by neglecting the perspective of life, turning to the old. An example of this is the placement of people, which is a major contributor to the emission of greenhouse gases. The root to this is political, and people will settle where they want to nowadays, and the mere basics - food, a temperate climate - are ignored.
    Here, in Sweden, we have to import food, since we aren't able to grow enough to keep the nation running. If we were to try, enormous forested areas would be cleared - but still, it wouldn't stop winter from keeping t he nation frozen during several months.
    If people in remote nations  - Sweden, Norway, Finland, Canada, Russia and the United States - were to move south, we would have to solve it on a larger scale. This would lead to a political discussion, which might result in something unwanted.

To sum it up: What we have to do, is to live side by side with nature. If we can allow humans and nature to thrive at the same time - by making society as effective as possible - we would accomplish a lot.

Fernandam

I agree that we are partly the main reason for climate change. Our growth in industrialization and our consumption of energy are great contributors to the CO₂ emissions and greenhouse gases produced. As we continue to burn fossil fuels for energy we are raising our carbon foot print internationally. However, the point that nature could also be contributing factor, cannot be forgotten. I have never looked into these points as possible great contributors to our high amounts of greenhouse gasses.

lucys3

Some people argue that climate change is a natural process, but even though that is partially true, humans are the biggest cause of climate change. Over the past 150 years, humans have been using more and more coal, gasoline, natural gas, and other kinds of fuel in order to make electricity and provide a source of energy for vehicles and other machines, and as the use of fossil fuels rose, so did the climate. Humans are definitely the lead cause in the spike of global temperatures.

With all the CO2 emitted into the atmosphere in the past hundreds of years, it may take a while to bring these levels back to normal, but if everyone is made aware of how bad global warming has actually become, we might be able to save the planet. What some people don't know is that with all the greenhouse gasses getting trapped in the atmosphere, more heat is getting trapped in the Earth and causing average global temperatures to rise. If global warming isn't stopped, the average surface temperature of Earth will rise about 20 degrees C and most parts of the planet will become uninhabitable  by humans. If something isn't done soon, the entire human race will die out. Check out these websites: NCSE Climate Change 101 and Climate Change News Digest

alesandral1

Climate change is both due to natural process and humans.  Humans play a big part in climate change.  While many countries around the world our doing things to help prevent it, the US is not doing much.  This has to do with politics and many other things.  Many people want to help stop the huge climate change that is happening right now, while others don't.  Older generations do not seem to care as much because many of them will not be around for the huge complications of climate change, they are not helping younger generations.  People also do not want to change their lifestyle.  People are too focused on living the same life style everyday.

Why create all this new technology that may be contributing to climate change, instead of ways and things that could help slow or prevent massive climate changes?  If we do not do anything right now many things on this earth will not be the same.  Important factors for are survival are going to be gone, like glaciers, that provide an emergency water source, wildfires are becoming more common because of the great heat which gives u s bad air quality.  There are so many reasons why climate change is happening because of humans, we need to do something to fix it.

brianna-b6

I agree with your argument. Human do affect the climate change in various ways. One of the big effects would be the drought. This affects the whole state's agriculture. It makes us grow less crops which can affect not only California but other states. With increasing amounts of CO2 in the air, it can soon become unhealthy. Another way humans contribute to the amount of CO2 in the air would be the amount of fossil fuels they burn. I think humans need to try to lower the amount of CO2 they release.

And yes, climate change is real. And it's rising! By now, it should start lowering but it keeps rising because the amount of CO2 in the air. We need to do something about this and sometime soon. If not, the heat will keep rising and more wildfires will occur, more glaciers would melt, animals will move from certain places to another. Humans need to find a way to lower the amount of CO2 in the air and soon!

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