Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Answer the question "What is the main point of the text?".

### Input:
Humans have long been aware of the impacts of climate change. However, recent research has suggested that the effects of climate change could be much more severe than previously thought.

### Response:
The main point of the text is that the effects of climate change could be more severe than previously thought.