It's ! 4 essay questions, first to answer all 4 gets brainliest

i didn't mean to click is geography

1. Spatial perspective is to study something in terms of location, distance, and direction. Ecological perspective is to study something in terms of environment and social interaction.
2.The geosphere consists of the core, mantle and crust of the Earth.
The atmosphere contains all of the Earth’s air and is divided into troposphere, stratosphere, mesosphere, thermosphere and ionosphere.
The hydrosphere contains all of the solid, liquid and gaseous water on Earth, extending from the depths of the sea to the upper reaches of the troposphere where water is found.  Ninety-seven percent of the hydrosphere is found in salty oceans, and the remainder is found as vapor or droplets in the atmosphere and as liquid in ground water, lakes, rivers, glaciers and snowfields. 
The biosphere is the collection of all Earth’s life forms, distributed in major life zones known as biomes:  tundra, boreal forest, temperate deciduous forest, temperate grassland, desert, savannah, tropical rainforest, chaparral, freshwater, and marine.
3. jobs being taken by immigrants, over population, The problem with multiculturalism is that you can't have more than one rule.
4.Whoever controls the economy controls the government. 

Examples: 

the Bank of England controlled the British Empire 

the US Federal Reserve (along with its private shareholders on Wall St and in Europe) currently controls the US political system 

The IMF uses similar tactics to take over sovereign nations in Africa and South America 

Global bankers run almost everything. For evidence, simply look around you.

1) The spacial perspective is where something happens or where something is. The ecological perspective is the interaction between the things in the environment.
2) Not to try to plagiarize but this question has already been answered on this website.
3) A major conflict for immigration/multiculturalism in the US and in the world is refugees from the Middle east.
4) Definitely economy. Whoever controls the economy controls the government.

Sorry if these answers aren't good enough, hope they helped though.