Question: A program in Los Angeles believes that with $1 billion, city temperatures could be reduced by approximately how many degrees in Celsius?
Sentence: Using these methods, a hypothetical "cool communities" program in Los Angeles has projected that urban temperatures could be reduced by approximately 3 °C at an estimated cost of US$1 billion, giving estimated total annual benefits of US$530 million from reduced air-conditioning costs and healthcare savings.
Answer in sentence: yes