The issue focused on climate change as scientists debate whether warming caused by greenhouse gases has resulted in rising temperatures or cooling of the planet. Scientists agree that climate change is occurring and scientists continue to document climate changes around the globe. There are scientific experts who disagree with climate scientists about how climate change might impact humans. One scientist stated: "Global warming may well have reduced polar sea ice because warmer waters promote melting." Another researcher suggested that climate change could influence seasonal rainfall patterns. Climate scientists argue over whether climate change could potentially decrease