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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? >

It is definitely real

navah

I am completely convinced that climate change is real and it is largely human caused.  Climate scientists have convinced me that humans are the main cause of this rapid change.  Our world and temperature is changing quickly and humans are failing to recognize this.  I believe that our climate changes are due to burning fossil fuels, and deforestation.  These human activities cause global warming, loss of sea ice, glacier retreat, intense heat waves, stronger hurricanes, and more droughts.  I am convinced because I have read countless articles on how humans are causing climate changes and I wonder why no one decides to do anything about it?  Some evidence that does change my mind about people is that I know climate changes based on the factors and it has many influences.  Therefore people are not the only influences.  Sunlight is a huge factor that plays in heat and how it is let in or out of the system.  I understand that people are not the only cause of climate change but they are a major part of the problem.

NatsuesS15

You are definitely right Navah, Humans are one of the main contributors to climate change. I like how you could back up your evidence with your knowledge from articles that you have read. I recently read in "Union of Concerned Scientists" that 90% of heat trapping gases have been caused by human activities and thus increasing global warming. It is also interesting to know and which you have pointed out that their are other influences on climate change and I discovered the volcanic eruptions are one of them. An example of this is from the explosion of Krakatoa in 1883 that created cooler temperatures in its surrounding area due to the particles released from the explosion enabled the suns energy to fully reach the volcanoes surface. It is crazy to know that not only are warm temperatures created from natural reactions on earth but cool temperatures are as well.

christopherw1

Humans do pollute the envirement, however, we don't cause global warming. Ice ages have been occurring since the beginning of time and all that ice has to melt somehow. Like Sophia said, volcanoes pollute the air a lot. Most volcanoes let off as much pollution in one eruption as humans do over a year. Global warming isn't as much of a proven thing as oppose to a piece of a puzzle. It provides an answer to a lot of questions that can't be answered. It's really just a way of trying to understand what's going on.

Yes, humans have a pollution problem, but not as bad as most people make it sound. The earth has been heating and cooling since it's creation, and humans are just living their lives while the earth cycles around them, framing us for it's inevitable troubles. Even though there is melting of ice caps in some places, like greenland, in other places the ice is spreading. Last year a large portion of the USA was suffering from severe ice damage, while right now  in California, were dealing with a rain shortage. The climate changes all the time for it's own natural reasons.

collinmillereim

ball is life

stonehi

i do not agree with you christopher us humans beings do cause global warming. our society now days uses so much energy. with all this energy we put into the atmosphere the more it changes. since we use lots of energy it does heat up and melt the ice caps in the north pole. as we keep using all this energy and ice caps are melting. the climate is going to start changing.
         it has to be humans who are making the climate change. animals and little critters are not making the climate change. it is us because we are making all the factories and big cities. sure a beaver can cut down a tree but that is just a few beavers destroying the habitat not millions of people working and driving cars.

danield3

Stonehi, however, nature does have a major effect on climate change.Take the ice ages for example, there were no humans to "mess anything up" yet the world changed on its own. I do believe that humans have had an effect on the world with us releasing carbon dioxide. However, I feel that nature has also had an impact on climate change.

danield3

Stonehi
Things in nature such as volcanoes could affect the Earth’s climate change. Ice ages, and warm temperatures have happened in the past millions of years before humans existed. Volcanoes release a lot of pollution into the air when they erupt. Potentially, making the world warmer. Some scientists theorize that the dinosaurs vanished due to many volcanic eruptions that clouded the Earth’s atmosphere and destroying almost all wildlife.

danield3

That was daineld3 by the way

kyleo3

danield3, you are correct on some levels. I agree that nature has had an effect on climate change. Such as the ice ages and possible extinct of the dinosaurs. But, humans have a greater effect by releasing a lot of carbon dioxide through things such as factories and gas cars.

ryanh6

I also think that climate change is mostly made by humans, but nature also has an impact on climate change.  During the Ice Age about 7000 years ago the climate was modern and not that bad, but now that the Ice Age is over the climate is getting warmer.  Nature has a big impact on the climate change, but not as big as an impact as humans have.
Humans for many years now have been polluting the air with many different things.  Driving cars and some jobs pollute the air.  The pollution that we make goes into our atmosphere and gets trapped there and makes greenhouse gases which make the climate even warmer.  Humans have a big impact on climate change but it isn't all our fault and for now the earth can handle it and humans can survive

Summer-Skye

I think climate change is half and half. Half of it is our fault the other half is just that climate change. I mean Iceland isn't actually all ice and Greenland isnt all green. And once there was an ice age so obviously it can change on its own

amita3

I completely agree that humans are the main cause of climate change. Climate change is happening by released carbon dioxide blocking heat from escaping in the atmosphere. The carbon dioxide is mainly released by the burning of fossil fuels from cars, factories, and so much more common activities or objects found in our society today. Since technology has become somewhat of a necessity and a part of everyday life and by observations today will most likely continue to expand causing even more carbon dioxide emissions to continue to effect our planet. Also the use of fossil fuels have become so ordinary most people don't notice how much they effected the planet in just one day. In addition, the rise in population is going to add more people into the equation of climate change causes.

Although humans are a major impact on climate change nature also has an impact. For example, volcanoes emit carbon dioxide into the atmosphere which probably helped cause past changes when gas-emitting products didn't exist. Even though they do release carbon dioxide they only release as littl e as 1% out of a year's carbon dioxide emissions while human activity releases 82% therefore humans are the main cause of global warming. We are causing seasons to shift, temperatures to climb, risk in wildlife, more heat related illnesses, sea levels to rise, increased risk of droughts and fires, and landscapes to change.

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