What article specifies how laws are passed

Article I

Explanation:

Article I describes the design of the legislative branch of US Government -- the Congress. Important ideas include the separation of powers between branches of government (checks and balances), the election of Senators and Representatives, the process by which laws are made, and the powers that Congress has.

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.