Answer: B. Rain forests
Explanation: Without rainforests, our planet is unable to mitigate excess greenhouse gas emissions, which destabilizes the Earth's climate. Rainforests store and filter excess carbon and other pollutants from the atmosphere and release oxygen through photosynthesis.
In the summary: Rainforests retain and filter excess carbon and other contaminants from the atmosphere, while also releasing oxygen via photosynthesis. Natural air filters, Inforests assist to clean up pollutants and improve air quality.
I hope that helps
Answer:
The Emancipation Proclamation stated that African-American men willing to fight "will be received into the armed service of the United States." After the Emancipation Proclamation, blacks rushed to joined the Union Army. At the end of the war, there were nearly 180,000 black soldiers in the Union Army.A significant number of African-American regiments were formed by the end of the war, and participated actively in several battles. African Americans suffered tremendous casualty rates, partly because the South refused to accept them as prisoners; most captured blacks were killed outright. Black Americans also did many non-combat jobs for the military and for industry.
Explanation:
Answer: The civil rights movement was an empowering yet precarious time for Black Americans. The efforts of civil rights activists and countless protesters of all races brought about legislation to end segregation, Black voter suppression and discriminatory employment and housing practices.
Explanation:
The Rough Riders was a nickname given to the 1st United States Volunteer Cavalry, one of three such regiments raised in 1898 for the Spanish–American War and the only one to see combat
Answer:
Tsar Nicholas II
Explanation:
The other three listed were in the Communist party who formed the USSR.