You are here. Cross U.S. Borders. Almost a million times each day, U.S. Customs and Border Patrol (CBP) officers welcome international travelers into the U.S. In screening both foreign visitors and returning U.S. citizens, CBP uses a variety of techniques to assure that global tourism remains safe and strong.
Birches are enchanting trees that embody beauty and grace. While most types of Birch trees grow to roughly 40 feet, some, such as the Paper and Yellow Birch can soar to 80 feet tall.irches are enchanting trees that embody beauty and grace. While most types of Birch trees grow to roughly 40 feet, some, such as the Paper and Yellow Birch can soar to 80 feet tall.
There are many species of Birch trees which means the second word in the name is different for different types (species) of birch trees. Some example scientific names of birch trees include: Betula ienta (the cherry birch), Betula pubescens (the European white birch), Betula glandulosa (the American dwarf birch).