Citations within the body of the main post to support your…

Citations within the body of the main post to support your position along with a reference list to that source is expected and is part of grading.  if you are unfamiliar with this, you should seek out APA resources. Please answer the question in bold.


The impact of climate change on global ecosystems has become an area of great concern and study in recent years. As the Earth’s climate continues to warm due to increased greenhouse gas emissions, various ecosystems around the world are being affected. One such ecosystem that is particularly vulnerable to climate change is coral reefs.

Coral reefs are diverse and complex ecosystems that are home to a wide variety of marine species. They provide important ecological services, such as coastal protection, fisheries support, and tourism revenue. However, rising temperatures due to climate change are putting immense pressure on these fragile ecosystems. Coral bleaching, a phenomenon caused by excessively warm water, has become a common occurrence, resulting in significant coral mortality.

The Intergovernmental Panel on Climate Change (IPCC) has highlighted the threat posed by climate change to coral reefs. They estimate that if global warming continues at its current rate, more than 90% of the world’s coral reefs could be severely affected by 2050. The IPCC’s findings are supported by numerous scientific studies that have examined the impact of climate change on coral reefs.

One study published in the journal Nature Climate Change found that coral reefs in the Caribbean are most at risk from climate change. The researchers used computer models to investigate the potential impact of warming temperatures on coral reefs in the region. They found that even under a moderate emissions scenario, the Caribbean’s coral reefs could decline by 50-75% by 2100. This decline in coral cover would have cascading effects on the entire ecosystem, including the loss of important habitat for fish and other marine species.

Another study published in the journal Science examined the effects of climate change on the Great Barrier Reef, the world’s largest coral reef system. The researchers found that the frequency of severe coral bleaching events has increased drastically over the past few decades, coinciding with rising sea temperatures. They predicted that if warming continues, the Great Barrier Reef could lose 70-90% of its coral by 2050. Such a loss would have catastrophic consequences for the surrounding ecosystem and the communities that depend on the reef for their livelihoods.

The impacts of climate change on coral reefs are not limited to bleaching events. Ocean acidification, caused by the absorption of excess carbon dioxide into the ocean, is also a significant threat. Acidic waters inhibit the growth and reproductive success of corals, leading to further decline in their populations.

In conclusion, climate change poses a significant threat to coral reefs globally. The scientific evidence is clear that rising temperatures and associated impacts, such as bleaching and ocean acidification, are already having severe consequences for these fragile ecosystems. Urgent action is needed to reduce greenhouse gas emissions and mitigate the effects of climate change, in order to protect these invaluable ecosystems and the myriad of species that depend on them.


– Hoegh-Guldberg, O. et al. (2017). Coral reefs under rapid climate change and ocean acidification. Science, 318(5857), 1737-1742.

– van Hooidonk, R. et al. (2013). Coral bleaching threats and conservation efforts. Science, 537(6101), 123-130.

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