Nuclear energy contributes a very small amount of emissions into the atmosphere which can cause many environmental problems such as global warming. Uranium is not burned in a nuclear power plant as coal is so there are no emissions from it.
Info on the 2017 USPS Postage Rate Increase. The U.S. Postal Service (USPS) will implement new postage rates for several mailing and shipping products on Sunday, January 22, 2017. Summary of the 2017 Postage Rate Increase: First Class Mail Letters (1 oz.) rates will increase from $0.47 to $0.49 when purchased at the Post Office. Each additional ounce will cost $0.21.
The price of a Forever Stamp (one ounce First Class stamp that auto-adjusts to the current postage rate) is $0.49. The last rate change occurred on January 22, 2017. The next rate increase will be to $0.50 on January 21, 2018.