FACT: By 2042, the world population may reach 9 billion, an increase of 50% in 43 years.FACT: A cholera pandemic that began in 1961 is still ongoing in Asia, Africa, and the Americas.As of 2005, humans had built so many dams that nearly six times as much water was held in storage as flowed freely in rivers.Benefits By settling down and producing our own food, we created: ●enough food to feed billions of people and respond to catastrophes; ●buildings that protect us from extreme weather; ●technologies that enable us to extend our lives, communicate worldwide, and venture into space; ●time to think, create, play, socialize, and much more.For millions of years all humans, early and modern alike, had to find their own food.They spent a large part of each day gathering plants and hunting or scavenging animals.
Primates include lemurs, lorises, tarsiers, monkeys, and apes – a group of species that is well known for being social, smart, and very adept at using their hands.
FACT: Fewer than 14 species of animals account for 90% of global livestock production today.
FACT: About a quarter of Earth’s surface is used to grow crops.
Over time, as modern humans spread around the world, the other three species became extinct.
We became the sole survivors in thehuman family tree.
They are also very vocal and communicative with the members of their social group.