Effects of Global Warming and Climate Changes on Economic Growth (Case Study: Iran provinces during 2002-2012)

Global warming and climate changes are currently one of the most important environmental challenges in the world, which are the consequences of rising temperatures, melting polar ice caps, rising free water levels and changes in climate thresholds.

The present paper has studied temperature and rain effects as climate changes and global warming on real economic growth by using panel data method in provinces in the period of 2002 to 2012.

Climate change affects the economic sectors of the country and this impact on the sectors that are more interrelated with the agricultural sector. It is noteworthy that due to temperature and precipitation trends in recent years in the provinces of Iran, which do not show a favorable trend.

The results show that air temperature has a negative relationship with economic growth and is significant at the level of 5% and the amount of precipitation shows a positive and significant relationship at the level of 5% with the economic growth variable. With increasing global warming and climate changes, the economic growth of Iran's provinces is declining.