soil

our earth.

today we will learn on earth

what is earth and where is earth?

• Earth is the third planet from the Sun and the only astronomical object known to harbor life. About 29% of Earth's surface is land consisting of continents and islands. The remaining 71% is covered with water, mostly by oceans but also by lakes, rivers, and other fresh water, which together constitute the hydrosphere. 

• 
  

  You, me and the Earth are all located inside our Solar System. Which contains the Sun, 8 planets and a vast collection of ice, rocks and dust. We're embedded deep within our galaxy, the Milky Way. It's a big flat disk of stars measuring up to 120,000 light years across.

distance earth to sun

148.54 million km is the distance of the earth to sun

how and why is earth important to us

• There is no question that Earth has been a giving planet. Everything humans have needed to survive, and thrive, was provided by the natural world around us: food, water, medicine, materials for shelter, and even natural cycles such as climate and nutrients.

• Earth, our home planet, is a world unlike any other. The third planet from the sun, Earth is the only place in the known universe confirmed to host life. ... Earth is the only planet known to maintain life.

crises earth is going through

Consequently, a wide range of environmental problems has emerged; those problems include Anthropocene climate change ('global warming'), the depletion of stratospheric ozone (the 'ozone hole'), the acidification of surface waters ('acid rain'), the destruction of tropical forests, the depletion and extinction of  animals

earth before and after.

ever since these machines,factories and polluting ting came, it had been destroying our world.only if we unite and stop pollution we can win and help our earth.