This is the US Dollar (USD) to South African Rand (ZAR) exchange rate history summary page, detailing 180 days of USD ZAR historical data from Thursday 16/04/2015 to Sunday 11/10/2015. Highest: 14.0681 ZAR on 28 Sep 2015. Average: 12.6667 ZAR over this period. Lowest: 11.7775 ZAR on 17 May 2015.
The term âcarbon footprintâ is used to denote the amount of carbon dioxide produced by your daily activities and use of material goods. Since CO2 is the most common of the greenhouse gases, you can determine your personal participation in Global Warming.
Overview. A carbon footprint is a measure of carbon dioxide emissions associated with an entityâs activities. According to Encyclopedia Britannica, a carbon footprint includes direct emissions, such as from driving a car, as well as whatever emissions are required to consume any goods and services.ften, a carbon footprint includes the measure of other greenhouse gas emissions as well. The United States, with only 4 percent of the worldâs population, contributes 25 percent of the worldâs greenhouse gases. The average American produces about 20 tons of carbon dioxide each year.