Using isotopes as a tool for understanding Earth processesFrom establishing the absolute age of the Earth to providing a stronger understanding of the nexus between geology and life, the careful measurement and quantitative interpretation of minor variations in the isotopic composition of Earth’s materials has provided profound insight into the origins and workings of our planet.Isotopic Constraints on Earth System Processes presents examples of th...

Climate change is a key problem of the 21st century. China, as the largest emitter of greenhouse gases, has committed to stabilize its current emissions and dramatically increase the share of electricity production from non-fossil fuels by 2030. However, this is only a first step: in the longer term, China needs to aggressively strive to reach a goal of zero-emissions. Through detailed discussions of electricity pricing, electric vehicle policies, nuclear energy policies, and renewable ene...

If you are the parent of a toddler or preschooler, chances are you know a thing or two about tantrums. While those epic meltdowns can certainly be part of "normal" toddler behavior, they are still maddening, stressful, and exhausting--for everyone involved. What can you do to keep your cool and help your child calm down? Rebecca Schrag Hershberg, child psychologist and mother of two, has a unique understanding of both the science behind tantrums and what works in the heat of the moment to ...

If you are the parent of a toddler or preschooler, chances are you know a thing or two about tantrums. While those epic meltdowns can certainly be part of "normal" toddler behavior, they are still maddening, stressful, and exhausting--for everyone involved. What can you do to keep your cool and help your child calm down? Rebecca Schrag Hershberg, child psychologist and mother of two, has a unique understanding of both the science behind tantrums and what works in the heat of the moment to ...

If you are the parent of a toddler or preschooler, chances are you know a thing or two about tantrums. While those epic meltdowns can certainly be part of "normal" toddler behavior, they are still maddening, stressful, and exhausting—for everyone involved. What can you do to keep your cool and help your child calm down? Rebecca Schrag Hershberg, child psychologist and mother of two, has a unique understanding of both the science behind tantrums and what works in the heat of the moment to n...