Climate Change

Rachel Carson, marine biologist, author and environmentalist, was born on May 27, 1907 in Springdale, Pennsylvania. In honor of the 111th anniversary of her birth, we asked The Franklin Institute's Environmental Scientist, Rachel Valletta, to blog about Carson's legacy and the ongoing importance of her work. 

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Climate change is driving up summer temperatures across the country. We often talk about warming in terms average temperatures, which can be perceived as small to the public, but any rise in the average temperature leads to a rise in the the number of days that are extremely hot. There will be a large increase in the number of days above 100-degrees by the year 2020. Get the Facts

The average number of very cold nights each year has declined across much of the country since 1970. As the amount of greenhouse gases from the burning of fossil fuels continues to grow, winters are warming and we expect a continued drop in very cold nights. Learn More

There has been an increase in the amount of extreme temperatures occurring compared to the past. Climate change is driving up summer temperatures across the country. We often talk about warming in terms average temperatures, which can be perceived as small to the public, but any rise in the average temperature leads to a rise in the the number of days that are extremely hot. Get the Facts