Want to know everything № 320 (2008)

NDP: "What differs from lichen moss?"

NDP: "Why chlorinated water?"

Flash effect

NDP: "Sand Hills"

PNRM. with sandy shore of the sea

Dunes

Beach

Sand crumbles

Beach

Glossary.

NDP: "Surf - dashing ashore sea waves"

Wave carries sand on the beach

Dunes, their education

Dunes

Beach

Comb

Vintage Fig. - Planting shrubs

Sandy beach, dunes

Desert

Flash effect

NDP: "Mosses and lichens"

Mosses and lichens on rocks, tree trunks, on the ground of fungi

Glossary.

NDP: "Moss - creeping or standing straight cryptogam, usually growing in damp places on earth, the trees, on the rocks"

Moss on a tree stump on a stone

World Map

Moss

NDP: "rhizoids"

Moss on a tree trunk

NDP: "kaulidii"

Water in the stem

Lichens on the rocks, the trees

Glossary.

NDP: "Symbiosis-cohabitation of two organisms of different species, usually bringing their mutual benefit"

Lichen

Thallus

Lichens on rocks

Deer

Lichens on rocks

Flash effect

NDP: "Living Water"

Creek

Crane from which water flows

Water pipes

River

Glossary.

NPD: "Coagulants - substance introduction into the liquid medium containing fine particles of a body, causing coagulation, i.e., coalescence of the particles'

Water

Water purification aluminum sulfide

Water purification filters with sand

Scheme

Glossary.

NDP: "Bacteria - a group of microscopic, single-celled organisms mainly.

Pathogenic bacteria are microorganisms capable of causing infectious diseases "

Tubing

River, houses on the (city)

Spring.