Archive for the ‘Sustainable Engineering’ Category

INTRODUCTION

Mass rapid transport systems (MRTSs) are needed to support sprawling growth in urban India. Inadequate MRTSs have led to a rise in the use of personal vehicles, causing an increase in road congestion, delays, fuel use and environmental pollution. Delhi Metro Rail Corporation (DMRC)  is changing the face of transportation in that city with the launch of its Metro Rail project. The DMRC’s mission is to cover the New Delhi area with a metro rail network, planned in four phases, with a target date of 2021 for completion of the last phase. Read More »

INTRODUCTION

Renewable alternative energy sources are becoming more economically viable, partly as a result of concerns about the effect of CO2 from fossil fuel on global warming and the rising cost of oil and natural gas. Biogas from the anaerobic digestion of organic waste from livestock operations and food processing has long been used as a source of fuel in developing countries such as China and India.

New advances in aerobic digesters and biogas cleaning technology over the last few years have led countries such as Germany to forecast that 17% of their energy requirements for natural gas will be supplied from biogas by the year 2020. Read More »