Global Study Links Wildfire Smoke to Tens of Thousands of Annual Deaths
A large international study found that short-term exposure to fine particulate matter (PM2.5) from wildfires is associated with increased daily mortality from all causes,…
Search results
“Health”
Guides, research and analysis matching your search.
238 results
What Is Crop Rotation and Why Does It Matter?
Crop rotation is the planned sequence of different crops on the same land over time, a foundational agricultural practice that improves soil health, reduces…
Why Humans Have Altered the Nitrogen Cycle
Human activities have dramatically altered the global nitrogen cycle, primarily through the industrial production of synthetic fertilizers, the combustion of fossil fuels, and the…
Urban Heat Island Effect and Heat-Related Mortality: A Systematic Review and Meta-Analysis
A 2022 systematic review and meta-analysis found that higher urban heat island intensity is associated with a significant increase in heat-related mortality, with a…
Lab-Grown Meat: Environmental Potential and Uncertainty
Lab-grown meat, also known as cultivated or cell-cultured meat, is produced by growing animal cells in a controlled environment without raising and slaughtering animals.…
Smart Grids: Benefits, Risks, and Limitations
A smart grid is an electricity network enhanced with digital communication and automation to monitor, control, and optimize power flows. It enables two-way energy…
What Is Nutrient Loading? Causes, Impacts, and Solutions
Nutrient loading is the introduction of excess nutrients, mainly nitrogen and phosphorus, into water bodies from human activities like agriculture and wastewater. It triggers…
How Ocean Acidification Affects Shell-Building Organisms
Ocean acidification, driven by increased atmospheric CO2, reduces carbonate ion availability, making it harder for shell-building organisms like corals and mollusks to form and…
Why Scientists Periodically Revise Planetary Boundary Indicators
The planetary boundaries framework is periodically revised to incorporate new scientific data, improved models, and a deeper understanding of Earth-system processes. These updates refine…
Passive House Design Explained: Principles, Performance, and Practicality
Passive House is a rigorous, voluntary building standard that drastically reduces energy consumption for heating and cooling through superinsulation, airtightness, high-performance windows, and heat-recovery…