Earth will be home to 8.8 billion souls in 2100, two billion fewer than current UN projections, according to a major study published Wednesday that foresees new global power alignments shaped by declining fertility rates ...
Other
Jul 15, 2020
11
1454
An international team of researchers that includes the Food and Agriculture Organization of the United Nations has conducted an impact assessment of the huge amounts of human-associated nitrogen that are released into the ...
Infertility is one of the most striking effects of aging. The impact of aging on females' fertility is more severe and much better understood, but it also affects males. Male reproductive aging is less researched, but of ...
Plants & Animals
Jul 6, 2020
0
116
Innovation by ancient farmers to improve soil fertility continues to have an impact on the biodiversity of the Amazon, a major new study shows.
Plants & Animals
Jun 18, 2020
1
505
Tel Aviv University (TAU) researchers have developed a safe and accurate 3-D imaging method to identify sperm cells moving at a high speed.
Cell & Microbiology
May 7, 2020
0
208
While domestication of plants has yielded bigger crops, the process has often had a negative effect on plant microbiomes, making domesticated plants more dependent on fertilizer and other soil amendments than their wild relatives.
Ecology
Mar 10, 2020
0
668
Recycled and aged human urine can be used as a fertilizer with low risks of transferring antibiotic resistant DNA to the environment, according to new research from the University of Michigan.
Environment
Jan 22, 2020
3
303
Scientists have transferred a collection of genes into plant-colonizing bacteria that let them draw nitrogen from the air and turn it into ammonia, a natural fertilizer.
Plants & Animals
Jan 15, 2020
0
459
An unexpected discovery about fertilization from the University of Virginia School of Medicine reveals new insights on how sperm and egg fuse and could have major implications for couples battling infertility—and may lead ...
Cell & Microbiology
Nov 14, 2019
0
485
Although nitrogen is essential for all living organisms—it makes up 3% of the human body—and comprises 78% of Earth's atmosphere, it's almost ironically difficult for plants and natural systems to access it.
Environment
Nov 11, 2019
0
346
