What are the first 4 books in the New Testament

The first four books (Matthew, Mark, Luke, and) of the New Testament are commonly referred to as the gospels.

Matthew, Mark, Luke and John

If you're asking for which 4 book were WRITTEN first:

Matthew, 1 Thessalonians, Galatians, and 2 Thessalonians

the dust bowl, otherwise known as the dirty thirties, was a huge dust storm that killed multiple (and i mean  multiple) farmer's crops, leaving them homeless, and foodless, and jobless. in california, there were 5.7 million residents, and the population shrank as mexicans were repatriated. however, when the dustbowl happened, a lot of people began to move to california. by 1940, 250,000 people had arrived. therefore, your answer would be  the population increased, massively.  i hope this !

explanation:

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)