Today, as we mark the 38th World Earth Day, in the light of the recent breaking of an ice shelf in the Antarctic region, the warning signals are clear: time is running out. The high pollution levels, the depletion of the ozone layer, and excessive global warming are no longer just predictions but are fast becoming a reality. The changes can be seen around us. According to reports, the number of hurricanes have almost doubled in the last 30 years.