Support for environmental protection by enhancing the use value of animal dejection as biogas and organic fertilizers. The specific objectives are: Identifying and diversifying the means to protect the environment by enhancing the use value of animal dejections; Increasing the commitment of local communities to fulfill the requirements of environmental protection by using manure for biogas production; Enhancing the level of information and public awareness. Achievements: The project Development of a management system for environmental protection by changing the use value of animal dejections in the Teleorman – Veliko Tarnovo cross border area, MIS-ETC code 132, with a total eligible value of 962,941 Euro, helped identify and diversify the means of environmental protection by using farmyard manure, biogas and organic fertilizer.The main results of the project were: a study on the degree of pollution caused by animal manure in the border area, a study on the impact of using manure as a source of environmental biogas, a database of farmers and potential beneficiaries in the region regarding the implementation of biogas technology, the evaluation of investment and operating costs for the new technology on obtaining biogas from animal manure, know-how transfer from research institutes to farmers and manufacturers of biogas.