Sentences with phrase «biological effects on the humans»

He points out that whenever cooking did arise, it would have led to profound biological effects on the humans alive at the time.

Lead, arsenic, mercury, cadmium and other toxic metals have been known to have adverse biological effects on humans since ancient times.

Not exact matches

Although with «cultural breastfeeding» there may be no effects on a mother's fertility whatsoever, when a mother and infant participate in the human biological norm or «ecological breastfeeding,» women remain in lactational amenorrhea (absence of periods due to unrestricted breastfeeding and constant proximity) and babies are spaced naturally.

That is the biological norm for which humans have evolved (or were created, depending on your perspective) and the effects of breastfeeding need to be examined through that lens.

A recent study has reported an association between dietary long chain polyunsaturated fatty acids and mental development in infants.32 It has been suggested that these fatty acids can be an explanation for the beneficial effect of nutrition with human milk on mental development of the child.33 34 This may be a plausible biological explanation of the correlation between breast feeding and mental development.

«What psychologists and psychiatrists say is that testosterone has a facilitative effect on aggression,» comments Melvin Konner, an anthropologist at Emory University and author of The Tangled Wing: Biological Constraints on the Human Spirit.

The report is replete with examples of the social controversies involving science and technology at that time - the biological and environmental effects of nuclear weapons testing, DDT and other dioxins, the use of defoliants and herbicides by the U.S. military in Vietnam, the safety of nuclear power plants, the ban on fetal research, a moratorium on recombinant DNA research, the need for human subject protections and informed consent in genetics research, the misuse of psychology as a tool for torture, the implications of national security controls on science; misconduct in science, and the role of and protections for whistleblowers - many of which continue to resonate in the science and society relationship of today.

The findings, if found to hold true in humans, suggest it may be possible to develop a biological marker to predict sensitivity to radiation's effects on the human brain before deployment to deep space.

What psychologists and psychiatrists say is that testosterone has a facilitative effect on aggression, comments Melvin J. Konner, an anthropologist at Emory University and author of The Tangled Wing: Biological Constraints on the Human Spirit (Owl, 2003).

Bioaugmentation — taking existing beneficial bacteria, culturing them, and then adding more of them back into a biological system (not too different from eating probiotic yogurt for its purported beneficial effects on the human gut)-- is the key to restoring amphibian populations.

The research is in vitro — in the lab rather than in humans — and the authors of the study, from the University of Milan, Italy, say that more research is needed to determine what biological effect these molecules have on the body once they pass into the bloodstream.

So should there also be a calculation of the effect of human biological energy generation on the natural carbon cycle?

Consequently, in the past 20 years his research has evolved from an early focus on prioritizing the effects that humans have on coral reefs and the role that marine protected areas play in conserving biological diversity and ecological processes, to developing theoretical and simulation models of coral reefs that will help predict and suggest alternatives to reduce detrimental effects, to developing practical means to restore degraded reefs through manipulation of the food web and management.

Dec. 18, 2017 - Lawrence Livermore National Laboratory (LLNL) scientists and engineers have developed a «brain - on - a-chip» device aimed at testing and predicting the effects of biological and chemical agents, disease or pharmaceutical drugs on the brain over time without the need for human or animal subjects.

In particular, they will test if social threats and biological threats are processed in the same way, and whether membership in a social group has an effect on how humans respond to threats.

The research is part of the Lab's iCHIP (in - vitro Chip - Based Human Investigational Platform) project, which replicates human systems on engineered platforms to test the effects of toxic chemical and biological compoHuman Investigational Platform) project, which replicates human systems on engineered platforms to test the effects of toxic chemical and biological compohuman systems on engineered platforms to test the effects of toxic chemical and biological compounds.

Moreover, as pointed out by Johnston et al. [17], the increasing importance of Ag - NPs in the development of novel consumer materials intended for human exposure requires more in depth studies on toxicity mechanisms, as well as, on how silver particles interact with biological molecules and how different surface modifications can be used to reduce or eliminate possible toxic effects.

The group exhibition «Tidalectics» presents 13 artists whose distinctive works cast oceanic perspectives on the cultural, political and biological dimensions of the oceans, examining the effects of human - made issues, such as climate change and sea - level rise, while reimagining human and «more - than - human» relationships.

So should there also be a calculation of the effect of human biological energy generation on the natural carbon cycle?

Recalling the concern reflected in the outcome document of the United Nations Conference on Sustainable Development, entitled «The future we want», 1 that the health of oceans and marine biodiversity are negatively affected by marine pollution, including marine debris, especially plastic, persistent organic pollutants, heavy metals and nitrogen - based compounds, from numerous marine and land - based sources, and the commitment to take action to significantly reduce the incidence and impacts of such pollution on marine ecosystems, Noting the international action being taken to promote the sound management of chemicals throughout their life cycle and waste in ways that lead to the prevention and minimization of significant adverse effects on human health and the environment, Recalling the Manila Declaration on Furthering the Implementation of the Global Programme of Action for the Protection of the Marine Environment from Land - based Activities adopted by the Third Intergovernmental Review Meeting on the Implementation of the Global Programme of Action for the Protection of the Marine Environment from Land - based Activities, which highlighted the relevance of the Honolulu Strategy and the Honolulu Commitment and recommended the establishment of a global partnership on marine litter, Taking note of the decisions adopted by the eleventh Conference of the Parties to the Convention on Biological Diversity on addressing the impacts of marine debris on marine and coastal biodiversity, Recalling that the General Assembly declared 2014 the International Year of Small Island Developing States and that such States have identified waste management among their priorities for action, Noting with concern the serious impact which marine litter, including plastics stemming from land and sea - based sources, can have on the marine environment, marine ecosystem services, marine natural resources, fisheries, tourism and the economy, as well as the potential risks to human health; 1.

For instance, the large sea - level rise (up to 12 m) that would result from the melting of the Greenland and Antarctic ice sheets would have major impacts on coastal areas, with effects both on biological systems and human populations.

As such, the GCRA (Section 106) mandated that the CCSP prepare, not less frequently than every four years, a scientific assessment report, or National Assessment, of global climate change research that, among other things, analyzes the effects of global change on eight specific areas, including: «the natural environment, agriculture, energy production and use, land and water resources, transportation, human health and welfare, human social systems, and biological diversity.»