RELAŢIILE DINTRE AŞEZĂRILE UMANE ŞI CADRUL NATURAL ÎN ZONA DE VĂRSARE A RÂULUI ARIEŞ DIN SECOLUL AL XII-LEA PÂNĂ ÎN PREZENT
Journal Title: EcoTerra (Journal of Environmental Research and Protection) - Year 2010, Vol 24, Issue 24
Abstract
Authors and Affiliations
Tibor ELEKES, Péter GYENIZSE
EDUCAŢIE DE MEDIU PRIN ARTĂ. STUDIU DE CAZ - PROIECTUL PĂSĂRI URBANE
EXPERIMENTAL RESEARCHES FOR THE DETERMINATION OF THE OXYGENATION CAPACITY AND TRANSFER EFFICIENCY INTO THE MEDIUM BUBBLE PNEUMATIC SYSTEMS
The main process to treat nitrogen and organic compounds in wastewater treatment plants is biological one. In this process aeration represents up to 70 % of the total energy expenditure of the plant. Optimizing aeration...
POTENŢIALUL DE RADON DIN SOL ŞI ESTIMAREA RISCULUI DE RADON
ELECTRIC FIELDS PRODUCED BY POWER LINES<br />
Whenever electricity is conducted through transmission lines, distribution lines or is used in appliances, they generate both electric and magnetic fields near the lines or appliances. The power frequency used is 50 or 6...
INGINERIA ECOLOGICĂ. ECONOMIA DE ENERGIE ŞI ENERGII REGENERABILE