Wastewater sludge is representing an increasing challenge all over the world. Fi rst comes the challenge of what to do with it, since drying, storage, hauling an d final disposal - it all adds up to significant manpower ...
Climate change and global warming are of increasing interest all over the world. Temperature variation is studied as trend of average temperature values. Nowada ys, climate extremes are also studied. Mean and extreme ...
Proper water resource management is becoming a must in order to sustain irrigate d land. Recently United Nations is stressing on the need to gradually produce mo re output and- or value per unit of water. The main objective ...