The article is devoted to the study of current state green energy, characteristics its various types and prospects for development. Green energy a part production system that uses renewable sources. most common are photovoltaic conversion solar use wind energy. Less well known technologies using marine tidal wave from sea surf. There such exotic projects as reverse osmosis, one-way diffusion − ...

The basic concept behind tissue engineering is to recreate existing surgical or mechanical device-related procedures, even if those procedures greatly reduced the rate of untimely death. phrase "Tissue Engineering" (TE), coined in 1933 by Langer and Vacanti, refers time-on-demand available organ donors suitable complementary biological habitats.
 TE multifaceted product researchers that ha...