原文:
Firstly, it is important to acknowledge that climate change is a critical global issue that requires urgent action. Secondly, we need to recognize that the effects of climate change are already being felt around the world, with increased extreme weather events, rising sea levels and loss of biodiversity being just a few examples. Finally, we must work together as a global community to tackle this issue and reduce our carbon footprint.

重述: Climate change is a pressing matter that requires immediate attention. One cannot ignore the fact that the impact of climate change is already being observed worldwide, as evidenced by extreme weather fluctuations, rising ocean levels, and loss of biodiversity. It is crucial that we all join forces as one global community to mitigate the effects of climate change by implementing measures to reduce our carbon footprint.