Did the world/United Nations (UN) reaction to the early 2000s crises in Africa impact Sudan and the DRC positively or negatively?

Which of the following terms describes the layers of air surrounding the earth ?

Complete the activity titled "comparative urban environments." every city is shaped by different cultural forces. in one to two paragraphs, contrast the culture of two different cities from this activity: new york and buenos aires. what makes these cities stand apart from each other culturally? what is unique about each city’s attitude, language, habits, foods, or architecture?

What first caused people to consider that the continents were once one large landmass?