The continued belief that rising human numbers have no impact on the environment is misguided.
Production and use of nitrogen fertilizer is expensive and a significant source of air and water pollution and greenhouse gases in the atmosphere.
It pays to be a freshetarian locavore for the best nutrition and the least environmental impact.
Overall, mosquitoes have been the deadliest predator of humans throughout history.
Residential energy makes a huge contribution to energy use.
with rising human population new (virgin) sources of ore will be mined to satisfy the demand for more products.
the storage of plant-derived carbon in everyday products that are landfilled may help sequester carbon from the atmosphere.
We pay close attention to human disease, but we let the global transport of exotic species, pests, and pathogens proceed with little notice.
Countries such as the U.S., are likely engaging in much frivolous consumption of energy without benefits to health and happiness.
Most of the oil in the sea comes from human activities near the coast.