The magnetic field of the Sun changes every 11 years: a period of increasing brightness of the star is followed by a period of dimming.
Anthropogenic impacts on climate change
Anthropogenic factors include human activities that alter the environment and affect the climate. In some cases the causal relationship is direct and unambiguous
Impact of climate change on human health
Climate scientists have found a correlation between the impact of human activities on changing weather patterns and the resulting global warming.