of 10. Get Ready to Change the Date and Time. Changing the date and time on your laptop is an easy process and for most mobile workers, it's an important step to take while traveling. Knowing what the correct date and time is for where you are working will ensure that you don't miss meetings and stay organized.
Global warming causes 300,000 deaths a year, says Kofi Annan thinktank. Climate change is greatest humanitarian challenge facing the world as heatwaves, floods and forest fires become more severe. A family wades through flood waters to catch a relief boat, north-east of Patna, India.
How do we know that humans are the major cause of global warming? Photo: freeimage4life/Flickr We all know that warmingâand coolingâhas happened in the past, and long before humans were around. Many factors (called âclimate driversâ) can influence Earthâs climateâsuch as changes in the sunâs intensity and volcanic eruptions, as well as heat-trapping gases in the atmosphere.