Question

Do you agree with the theory that global warming might cause an ice age? Why or why not? Support your response, use research from the Internet and cite correctly using MLA style. (If you do not know this format, familiarize yourself with it through your research as well.)

(a) Provide a detailed explanation of the theory that global warming might cause an ice age.
(b) Discuss the factors that contribute to global warming and their potential impact on climate.
(c) Explain the mainstream scientific consensus on global warming and its effects on climate.
(d) Present the arguments for and against the idea that global warming could lead to an ice age.

Answer 1

The theory that global warming might cause an ice age contemplates disruptions in ocean currents due to warming, which could cool the Northern Hemisphere. However, the scientific consensus points towards continued global warming. Significant efforts to reduce carbon emissions are essential in mitigating its effects.

Step-by-step explanation:

Global Warming and the Potential for an Ice Age

The theory that global warming might cause an ice age is based on the idea that warming could lead to changes in oceanic currents and a decrease in the salinity of seawater, which in turn could disrupt the North Atlantic circulation and lead to a significant cooling of the Northern Hemisphere, potentially initiating an ice age. Factors contributing to global warming include the emission of greenhouse gases like carbon dioxide primarily from the burning of fossil fuels. The scientific community is in broad agreement that global warming is causing climate change, marked by rising global temperatures, sea-level rise, and extreme weather events.

Arguments for the possibility that global warming could lead to an ice age revolve around historical precedents, such as the Little Ice Age, which may have been triggered by natural factors like volcanic eruptions and changes in the earth's orbit, as will as decreased solar activity known as the Maunder Minimum. On the other hand, against this theory is the argument that our current rate of greenhouse gas emissions is leading to an unprecedented rapid warming that is unlikely to trigger a new ice age. Moreover, scientific understanding and climate models show that while regional cooling may occur, the overall trend is towards a warmer planet.

It is critical to consider the effects of global warming on civilization and international politics, understanding that significant temperature drops could lead to crop failures, amplified international conflicts over resources, and widespread economic challenges. Ultimately, adopting measures to reduce carbon emissions, especially from the burning of coal, is essential to control global warming and its potential impacts.