1) People so often speak about ecology these day because this science is very important.
2) Ecology is an important science because it deals with world-wide problems for humanity and it is a science about our environment.
3) People first started speaking about ecology in the 20th century.
4) It uses the information of zoology, biology, chemistry, geography and some other sciences.
5) There are a lot of problems and the most important are different kinds of pollution ( air, water, land ), global warming, destruction of ozon layer and many other problems.
6) It has a great impact on every living thing, for example when we pollute water in rivers and lakes fish die and many animals have lack of food if they use fish as their food.
7) Human ecology studies the problems with nature which are connected with people.
8) My natural evironment isn't healthy. I live in a big city and it is very dirty because of cars and buses fumes. The air is bad and the soil is also polluted.
I've already bought some souvenirs.
We haven't found our passports yet.
Has Peter seen the Queen yet?
We've already spent a day on the beach.
We've already taken a coach tour.
They haven't bought a guidebook yet.
She has already visited the opera house.
Hello Lera,
This is your friend Vera.I'm now in a summer camp near Sochi.
There are children from many countries:Russia,Britain,the USA,Poland.
My new friend is Edward from London.
He's British and he speaks English very well.
His birthday is August 15.
It's Sunday and we are going to have a party.
Here's Edward's photo with his peg.
The dog's name is Rex.
Love,
<span>Vera</span>