There is another enigma in the warming puzzle: climate’s carbon dioxide sensitivity. How will life respond as carbon dioxide levels rise and heat soars?
![Photo of Polish coal power plant. Fossil fuels are just one part of a global puzzle. Source: Petr Štefek via Wikimedia Commons [CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)]](https://physicsworld.com/wp-content/uploads/2018/07/climates-CO2-sensitivity-e1531241024809-160x83.jpg)
Read article: Scientists differ on climate’s carbon dioxide sensitivity
Students in modern dorms answered cognition tests faster and more accurately
Read article: Air con led to quicker thinking during heat wave
Failure to meet the United Nations' 2 °C warming limits will lead to dire global economic consequences
Read article: Rising sea levels could cost the world $14 trillion a year by 2100
With climate change soon to be the main threat to biodiversity, protected habitat will be a higher priority than ever to give wildlife a chance
Read article: Warmer world needs more protected habitat
Rural areas may need more heat mitigation efforts in future
Read article: Will hotter temperatures reduce urban heat island intensity?
Large ensembles of climate models examine co-occurrence of atmospheric blocking and summer temperature extremes
Read article: Can we predict heatwaves better?
Invisible flickering detected by satellite could throw new light from plant growth on mysteries of planet’s carbon budget
![Photo of tree in desert. Courtesy: tuarek [CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons](https://physicsworld.com/wp-content/uploads/2018/06/Zagora_to_Tata_-_Tree_in_the_desert_-_panoramio-135x90.jpg)
Read article: Light from plant growth shows carbon budget
Fraction of world population exposed to severe heat waves every five years becomes three times larger under 2 °C warming
Read article: Ambitious climate targets could protect millions from heat waves
Fossil fuel investment is not just bad for the global climate. It could also be dangerous for investors, and for national economies.
![Photo of fossil fuel divestment studen protest at Tufts University. Courtesy: By James Ennis [CC BY 2.0 (https://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons](https://physicsworld.com/wp-content/uploads/2018/06/Fossil_Fuel_Divestment_Student_Protest_at_Tufts_University-128x90.jpg)
Read article: Cost of fossil fuel investment is too high
Scientists debate pros and cons of climate intervention
Read article: Can geoengineering ever be low risk?
