To reduce the risk to climate change, the concentration of carbon dioxide in the atmosphere would need to be reduced by one-third to one-half of what it is now. That means that the kyoto Protocol, which was considered too damaging by the US- the worlds chief producer of greenhouse gas emissions-falls far short of what is needed to stabilize our global climate.
Reduce transportation cost and save time by using the internet or telephone when possible. Some tasks can also be carried out by video conferencing, telephone conferencing and by email.