clean air, let's see how the leader in environmental engineering, conder eco, works, what kind of equipmente education system is changing using the example of school 21. we’ll end it beautifully, we’ll stop by koprino bay and the village of vyatskoye, and find out how tourism is developing. the yaroslavl region is one of the main russian centers for the development of the pharmaceutical industry. the largest company airfarm. it has several production sites in the region. the plant in yaroslavl, where we are located, started operating in 2013. 850 million units of products are produced here annually. plant of finished dosage forms and biotechnological substances, one of few places in russia where the production of monocolonal antibodies has been established. these are special molecules. which provide targeted cancer treatment, they are able to attach to antigens on the surface of malignant cells and activate antitumor immunity. they are quite difficult to produce; for this we have to use microorganisms that synthesize the drug. we work with living organisms, living organisms that we take car