SUN, CLIMATE AND CIVILIZATION

Solar Activity, Helioclimatology and Heliosociology

1.The Solar Activity

• Is a New Deep Supercenturial Solar Minimum Approach? /in Bulgarian/
  
• Solar Activity Prediction Service (Long -Term Variations of Solar Activity)
• Today Space Weather and Daily Solar Data (Reports of Space Env. Center, Boulder); Smoothed Sunspot Numbers
  

2. Sun and Climate

• The Climate of Central Bulgaria /18th-20th Centuries/. Amplitude Modulation of the 20-22 year solar-climatic cycle /in Bulgarian and English/
  
• The Quasy-Bicenturial Solar Cycle and the Coldest Winters on the Bulgarian Territories /6th-19th Century / by Historycal Data
  
• The Cycles of Sun, Climate and Civilization (popular book, anotation in brief)
  
• The Historycal Process as a Reflection of Solar-Climatic Relations /in Bulgarian/