11. _Continuing a 25-year-old weather modification , or " rain-making " initiative. 12. Some of these weather modification rituals are still implemented today. 13. Weather modification is not an option because of environmental concerns.14. In 1964 he was a member of the National Science Foundation Commission on Weather Modification . 15. Petar Gbur ik proved this with his scientific papers on weather modifications and climate change. 16. Weather modification is under way in several places outside Kansas, with Texas among the most active.17. The Kansas Weather Modification Program covers 16, 000 square miles, or 10 . 2 million acres. 18. Eleven western states and one Canadian province ( Alberta ) have ongoing weather modification operational programs. 19. He was a consultant to the Advisory panel on Weather Modification to the Governor of Colorado. 20. The Convention on Biological Diversity of 2010 would also ban some forms of weather modification or geoengineering.
