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NASA’s Carbon Monitoring Missions Face Potential Shutdown
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The potential termination of NASA’s OCO-2 and OCO-3 missions sparks worries about the future of greenhouse gas monitoring and climate research.
Before satellite measurements became commonplace,scientists relied on estimates from limited air and ground-based sensors. an instrument on Mauna Loa, Hawaii, with the longest record of direct carbon dioxide measurements is also facing potential shutdown due to budget constraints.
Recognizing trends requires consistent and long-term data collection. The US government, for instance, has supported the Landsat satellite program since 1972, creating a continuous record of global land use changes.
However, NASA may discontinue its OCO-2 and OCO-3 missions instead of planning for their eventual replacement. Even though these missions have exceeded their original lifespans, scientists report that both instruments are currently functioning well.
Can anyone Replace NASA?
“This decision would …wipe out years of research that helps us understand greenhouse gas emissions,plant health,and the forces that are driving climate change,”
Research institutions in japan,China,and Europe have launched their own satellites to monitor greenhouse gases. However, these satellites currently lack the spatial resolution of the OCO instruments, limiting their ability to precisely identify emission sources. A new European mission, CO2M, is expected to come closest to replicating OCO-2 and OCO-3, but its launch is not scheduled until 2027.
Several private organizations have launched satellites to measure atmospheric chemicals, primarily focusing on detecting localized methane emissions for regulatory purposes, rather than monitoring global trends.
The Carbon Mapper Coalition, a newer group in this field, launched its first small satellite last year. This nonprofit consortium includes contributors from JPL, the same lab that developed the OCO instruments, and also Planet Labs, the California Air Resources Board, universities, and private investment funds.
Government leaders in Montgomery County, Maryland, have set aspiring goals to reduce greenhouse gas emissions by 80 percent by 2027 and 100 percent by 2035. Mark Elrich, the democratic county executive, stated that the potential termination of NASA’s carbon-monitoring missions “weakens our ability to hold polluters accountable.”
frequently Asked Questions
- Why is carbon monitoring important?
- Carbon monitoring provides essential data for understanding climate change,tracking greenhouse gas emissions,and evaluating the effectiveness of mitigation strategies.
- What are the main methods of carbon monitoring?
- Carbon monitoring relies on satellites, ground-based sensors, and aircraft to collect data on atmospheric carbon dioxide and other greenhouse gases.
- What are the potential consequences of shutting down NASA’s carbon monitoring missions?
- Shutting down NASA’s OCO-2 and OCO-3 missions could weaken our ability to track greenhouse gas emissions, understand climate change, and hold polluters accountable.
