
Scientific evidence says the level of carbon dioxide in Earth’s atmosphere presently is higher than at any time in the past 800,000 years. In 1880, the first year included in the GISS analysis, the […]
Scientific evidence says the level of carbon dioxide in Earth’s atmosphere presently is higher than at any time in the past 800,000 years. In 1880, the first year included in the GISS analysis, the […]