Simplify the following text for a Grade 10 native English-speaking person.
Original: The LRTA publishes the monthly magazine Tramways & Urban Transit ( formerly Modern Tramway ) , and is based in the United Kingdom but with an international membership and remit .
Simplified: The LRTA publishes the monthly magazine Tramways and Urban Transit ( formerly Modern Tramway ) . It is based in the United Kingdom but it has an international membership and remit .