75
Lesson 75 of 84 · Globalization
Oceans and Marine Conservation
Oceans cover 71 percent of Earth and absorb much of its carbon dioxide. Overfishing, plastic pollution, and acidification threaten marine life. Marine protected areas and reduced plastic use help oceans recover.
Key Facts
1
Over 100 million people are displaced worldwide.
2
About 7,000 languages are spoken on Earth.
3
The UN has 17 Sustainable Development Goals.
Check Your Understanding
Question 1
1 of 2What document outlines fundamental human rights for all people?