International Treaties and Climate Change:
International treaties, such as the Paris Agreement, aim to mitigate climate change by limiting global temperature increases. However, it's crucial to note that as of my last knowledge update in January 2022, these efforts have not completely halted climate change. The world continues to face challenges in meeting the agreed-upon targets, and climate change remains a pressing issue.
Ozone Hole Problem:
The issue of the ozone hole is related to the release of substances like chlorofluorocarbons (CFCs), which deplete the ozone layer. While international agreements, such as the Montreal Protocol, have successfully curbed the use of many ozone-depleting substances, the ozone hole is not entirely solved. Recovery is a slow process, and the hole still exists, although there are positive signs of improvement.
Human Impact on the Atmosphere:
Human activities have indeed led to significant changes in the atmosphere. The emission of greenhouse gases, such as carbon dioxide from burning fossil fuels, has contributed to global warming. Additionally, other pollutants released into the atmosphere can lead to air quality issues. The rate at which humans are adding impurities to the atmosphere is a cause for concern and has consequences for climate, air quality, and overall environmental health.
Change in the Atmosphere:
Change in the atmosphere is a natural process, and it has occurred throughout Earth's history. However, the current concern is the rapid and often anthropogenic (human-caused) nature of the changes. Human activities are accelerating certain atmospheric changes, leading to global warming, altered precipitation patterns, and disruptions in ecosystems.
In summary, while international treaties are working towards mitigating climate change, the problem persists. The ozone hole issue is improving due to global efforts, but it is not entirely solved. Human activities continue to impact the atmosphere, contributing to climate change and air quality problems. Change in the atmosphere is a natural phenomenon, but the current rate and extent of change are largely influenced by human activities.
question:
In terms of atmospheric change, which of the following is TRUE?
Group of answer choices
International treaties have been able to halt climate change.
The ozone hole problem is now solved.
Humans are now adding impurities to the atmosphere at a rate previously unknown.
Change has never occurred.