Amazing Heat Sensitive Color Changing Slime - This is such a cool science experiments for kids with the most amazing slime recipes. This best slime recipe ever for preschool, kindergarten, first grade, grade, grade kids.
Heat Insulation Activity - free hands-on science activity for or grade elementary kids. Part of a complete unit on Materials: Properties & Phases of Matter. Meets Next Generation Science Standards (NGSS).
In light of the fact that today so few of the planet's residents seem willing or able to reform old habits, farmers - especially those in developing nations - will have to adjust to climate change as fast, and as cheaply, as possible.
Healthy soils provide the largest store of terrestrial carbon. When managed sustainably, soils can play an important role in climate change mitigation by storing carbon (carbon sequestration) and decreasing greenhouse gas emissions in the atmosphere.