The film is dedicated to the problem of preserving clean air on planet Earth and the threat of the "greenhouse effect".
Panorama of the countryside, clouds of smoke rise above the forest in the distance.
Mannequins dressed up to the waist in a protective kit and a gas mask.
View of a part of a burning waste dump, clouds of smoke rising up.
A gas mask on the mannequin's head.
Mountain landscape, clouds over the tops of mountains (panorama).
Scientists climb the stairs to a room with a wind tunnel installed in it.
A model of an airplane in a wind tunnel.
The wind tunnel propeller rotates.
Investigation of air flows in a wind tunnel flowing around a model aircraft.
Take-off of a passenger plane.
A flying bird.
Photos of windmills.
A sailing ship at sea.
Sailors climb the shrouds.
Sailing yacht is sailing.
Panorama of one of the petrochemical enterprises (top).
View of the communications part of the enterprise.
A man is engaged in a strength simulator in the gym.
The wind speed meter rotates.
An employee of the air measurement station goes to work.
The employee takes readings of measuring instruments.
Measurement data on the monitor screen.
Employees of the computer center of the Ministry of Ecology and Natural Resources of Tatarstan for processing the received data.
Equipment of one of the laboratories of the center.
Winter landscape, it's snowing (panorama).
View of the winter forest.
Snow on the branches of trees.
Sledges are passing along a country road.
Road transport on the roads, smoke from the exhaust.
Snow removal from the streets with the help of special equipment.
Snow removal in the back of a dump truck.
Loading snow into the dump truck body.
A dump truck loaded with snow passes by.
Panorama of the snegosvalki part.
Delivery of snow to the snow dump by dump trucks and trucks.
Snow and ice pour out of the car bodies.
Panorama of snegosvalki, winter landscape.
Spring landscapes, high water.
Small melted ice floats by.
View of a flooded forest clearing (from above).
View of a part of the Volga.
Competitions in the swimming pool.
Swimmers on the water paths.
View of a part of the city block (from above).
Panorama of roofs of residential buildings, smoke from chimneys creeps over the block.
Moose in the forest.
Budding willow buds.
Bear behind the bars of the zoo, flower petals.
Flowers in the meadow.
Clouds over the mountains (panorama).
Flowers stretch towards the sun, clouds of smoke rise in the distance.
Locations: The Republic of Tatarstan  At Sea 
Seasons: Autumn  Winter  Spring  Summer