Deforestation contributes more to climate change than all the world's cars, trains, ships, and airplanes *combined*. elaborate
Carbon is the only element that can form such a wide variety of complex molecules, due to its ability to form four strong covalent bonds. elaborate
Recycling aluminum cans saves 95% of the energy it takes to make new aluminum from raw materials. elaborate
Some proposed geoengineering techniques, like stratospheric aerosol injection, could potentially affect the ozone layer. elaborate
The observable universe is only a tiny fraction of the entire universe, which may be infinitely large. elaborate
Air pollution can reduce the lifespan of vehicles and other machinery due to corrosion and wear. elaborate
Microplastics have been found in the deepest parts of the ocean, including the Mariana Trench. elaborate