Question

Grasslands developed around ______ years ago.

Answer 1

Hint: They are one of the most important assets of the agricultural world. The appearance of mountains in the western United States during the Miocene and Pliocene epochs, a period of more than one decade, created a continental climate favourable to the evolution of grasslands.

Complete answer:
Grasslands are said to be made around 12,000 years ago due to major shifts in the climate of the world and the increase of warm temperature conditions all around the globe. These grasslands are home to a variety of flora and fauna which includes deer, antelope, goat, sheep and cattle. They are also a home to two large varieties of grass that is used for grazing by herds.

Grasslands are basically areas which are dominated by grasses; they also have variable proportions of legumes like clover and many other herbs. The grasslands cover about 3.5 million hectares of land globally which is about 26-40 % of Earth's terrestrial area.

They play a major role in providing areas for agriculture and activities related to it which helps to boost the economy of the world. The formation of grasslands has led to rapid industrial growth in agriculture.
The world is highly dominated by grasslands which include pampas.

Note: The soil president plants are Deep and fertile due to which it becomes perfect for crop and pastures. If grasslands are properly managed it can be really beneficial to the humans and can be one of the most important assets in the agriculture world. Grassland prevents land from becoming a desert because the roots of grass hold the soil which prevent soil erosion hence preventing the desertification of land.