Review : How do people learn to fly

It is possible to carry to purely chemical water deposits for an example various salts, plasters and anhydrites. Combustible breeds are especially allocated: peat, brown and coals, combustible slates, etc.

Brines in lake arrive in the form of numerous keys from the big depths. Average depth of lake does not exceed 40 sm, and the bottom is entirely covered by salt. The fantastic picture is represented by this lake, on which from Volga (landing stage Vladimirova, Akhtuba) is laid in 1882 shirokokolejnaja the railway. Cross ties are laid directly on a salty bottom of lake, and over them on rails the long train moves

We take, for example, territory of the Leningrad, Pskov and Novgorod areas with the area of a reservoir about 400 thousand км2. The annual expense of water of the rivers of Neva, Luga, Narva, partially Zapadnaya Dvina and verhovev Volga 106 km3/year. The general annual quantity of an atmospheric precipitation — 240 km3/year. The annual balance of a moisture for this region, км3 here is how looks:

Except temperature in bowels of the Earth prove both other physical and physical and chemical closely interconnected phenomena (which we already casually mentioned: chemical, electromagnetic, nuclear, etc.), causing endogennuju energy of the Earth. But, unfortunately, the majority of these phenomena very poorly is studied.

The most part of volcanoes is located at the bottom of oceans, especially it is a lot of them in the western half of Pacific ocean. The physical party of underwater eruptions is sharply distinct from the land. Under water there is not so much outpouring of magma, how many its squeezing, like paste from a tube. Instead of ashes at underwater eruptions pumice and slag, easier, than water are thrown out

On March, 8th, 1910 all Odessa, apparently, aspired to get on a hippodrome of the Running society where as informed huge posters, В«the world-champion Yefimov's unique flight on an airplaneВ» will take place.