The City of Port Townsend, Washington tourism guide. Learn about things to do when visiting and the history of Port Townsend with our guide of the city and surrounding area.
Learn more about how climate change will affect people and the environment in the following ways: 1  Agriculture. 2  Energy. 3  Water Supplies. 4  Health. 5  Plants, Animals, and Ecosystems. 6  Forests. 7  Recreation.
Radiation from the Sun makes Earth a habitable planet. Fluctuations in the solar output are therefore likely to affect the climate on Earth, but establishing both how the output of he Sun varies and how such variations influence Earth's climate have proved tricky.