The Paris Agreement sets the target to limit increases in mean global temperature to well below 2C,preferably to 1.5C,compared with preindustrial levels.Carbon neutrality is the preferred route to reach this target....The Paris Agreement sets the target to limit increases in mean global temperature to well below 2C,preferably to 1.5C,compared with preindustrial levels.Carbon neutrality is the preferred route to reach this target.1 This requires primarily a reduction of CO_(2) emissions to the atmosphere but also an increase of carbon sinks or negative emissions(absorption of atmospheric CO_(2)).The ocean is the largest active carbon pool on Earth,acting as the key regulator to global climate change,and thus has great potential for carbon negative emission.2,3 Recent research demonstrates that the ocean has already absorbed approximately 28%of anthropogenic CO_(2) since the Industrial Revolution,4,5 which indicates that ocean negative carbon emissions could potentially have an important role in achieving the 1.5C or 2.0C goal.Given the urgency and seriousness of the ongoing climate change,it is therefore imperative to explore the potential of enhancing ocean carbon sinks.展开更多
Thermal transfer systems involving temperature control through heating,ventilation,and air conditioning applications have emerged as one of the largest energy issues in buildings.Traditional approaches mainly comprise...Thermal transfer systems involving temperature control through heating,ventilation,and air conditioning applications have emerged as one of the largest energy issues in buildings.Traditional approaches mainly comprise closed and open systems,both of which have certain advantages and disadvantages in a single heating or cooling process.Here we report a thermal adaptive system with beneficial energy-saving properties,which uses functional liquid to exhibit high metastability,providing durability in a temperature-responsive liquid gating system.展开更多
文摘The Paris Agreement sets the target to limit increases in mean global temperature to well below 2C,preferably to 1.5C,compared with preindustrial levels.Carbon neutrality is the preferred route to reach this target.1 This requires primarily a reduction of CO_(2) emissions to the atmosphere but also an increase of carbon sinks or negative emissions(absorption of atmospheric CO_(2)).The ocean is the largest active carbon pool on Earth,acting as the key regulator to global climate change,and thus has great potential for carbon negative emission.2,3 Recent research demonstrates that the ocean has already absorbed approximately 28%of anthropogenic CO_(2) since the Industrial Revolution,4,5 which indicates that ocean negative carbon emissions could potentially have an important role in achieving the 1.5C or 2.0C goal.Given the urgency and seriousness of the ongoing climate change,it is therefore imperative to explore the potential of enhancing ocean carbon sinks.
基金This work was supported by the National Natural Science Foundation of China(52025132,21975209,21621091,and 22021001)the National Key R&D Program of China(2018YFA0209500)the 111 Project(B16029).
文摘Thermal transfer systems involving temperature control through heating,ventilation,and air conditioning applications have emerged as one of the largest energy issues in buildings.Traditional approaches mainly comprise closed and open systems,both of which have certain advantages and disadvantages in a single heating or cooling process.Here we report a thermal adaptive system with beneficial energy-saving properties,which uses functional liquid to exhibit high metastability,providing durability in a temperature-responsive liquid gating system.
