Letters to BS: Climate geoengineering experiments are fraught with risk

This refers to “Governing uncertainty in geoengineering” (April 23). Experiments with atmospheric and natural forces are more dangerous than containing and repairing damage. Joint agreements signed at various international conventions like the United Nations Environment Assembly speak of global humanitarian welfare by preventing further global pollution and restoring the maximum possible environmental health. However, isolated climate geoengineering (CGE) experiments to contain temperatures by China within its territory are not to be taken lightly. This gains importance in the absence of a proper understanding of global repercussions.
 
China appears to be attempting to legitimise features in past multilateral agreements where