<span>In the 1860s and 1870s, hundreds of tenements are built, primarily on the Lower East Side and in other neighborhoods of southern Manhattan, as more and more poor immigrants are arriving in New York City. When these tenements were built, there were almost no laws regulating tenement construction.</span>
The executive branch of the U.S. government is responsible for enforcing laws; its power is vested in the President. The president usually lasts 4 years until further votes. The President acts as both the head of state and commander-in-chief of the armed forces. Independent federal agencies are tasked with enforcing the laws enacted by Congress.
The executive branch was to be designed forever because is its strict rules.
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Ocean currents and large bodies of water affect climate because of ocean flows that move warm and cold water through the oceans and both oceans and large bodies of water affect precipitation levels as well. Ocean currents help to move warm and cold water around the world that impact the climates of areas because of the water flows impact on the weather system in locations near the water as well as the general temperature changes as a result of the water.
The most important producer in both freshwater and marine ecosystems is phytoplankton.