People in the US are already feeling the effects of climate change as the average temperature in the country has increased rapidly and drastically since 1980, according to a federal climate change report prepared by scientists from 13 federal agencies. The report, which is awaiting Trump administration’s approval, claims that the recent decades have been the warmest in the past 1,500 years. Attributing the climate change to human activities, especially greenhouse gas emissions, the scientists observed that even if greenhouse gas emission is completely stopped today, the world would still feel at least an additional 0.30°C of warming over this century as compared with today. The report concludes that a small difference in global temperatures can make a huge difference in the climate. In fact, the difference between 1.5°C and 2°C rise in global temperatures could mean longer heat waves and more intense rainstorms. The Environment Protection Agency is one of 13 agencies that must app