Which of the following statements about Solar Radiation Modification (SRM) is/are correct ?.
1
SRM is a theoretical approach to mitigate global warming which removes and stores the emitted carbon dioxide from the atmosphere.
2
Field experiments have been executed successfully in major countries worldwide, effectively validating SRM as the ultimate solution for climate change.
3
SRM approaches includes increasing the surface reflectivity of the planet.
4
SRM technologies are widely recognized as a replacement to conventional efforts to reduce greenhouse gas emissions.