How did humans emerge? The first human ancestors appeared between five million and seven million years ago, probably when some apelike creatures in Africa began to walk habitually on two legs. They wereflaking crude stone toolsby 2.5 million years ago. Then some of them spread from Africa into...
This complex society, over time, creates the technological capabilities to satisfy most of their needs in a more efficient way: industrialization. These technologies are a source of wealth and wellbeing but they need huge amounts of manpower more than the natural growth of a city can deliver,...
Where did the Haymarket Riot take place?Industrial Revolution:By the 1880s, industrialization in the United States had led to the rapid growth of cities while altering the working lives of millions of Americans. Many workers were dissatisfied with the low wages and dangerous working conditions and...
as he did ina recent interview with Lex Fridman. Frank argues that if aliens visited us in the deep past, say hundreds of millions of years ago, we wouldn’t be able to find evidence of it. The fossil evidence is sparse, and Earth’s surface, due to ongoing volcanic and ...
The wind will move the ship, just like it did for hundreds of years in the old days before industrialization. Lowering emissions by 20% may not seem like a big deal, but moving vast amounts of goods back and forth on the high seas...
This assumption was made by evaluating rapid industrialization and availability of chemical drugs in Lithuanian towns and villages. Between these two researches in Samogitia region, there is a 10 years gap. The study accomplished in 2006–2007 interviewed 20 respondents, who referred to 119 medicinal...
dark-colored forms became an increasingly large fraction of some populations and eventually came to dominate peppered moth populations in certain areas —especially those of extreme industrialization such as the Ruhr Valley of Germany and the Midlands of England. Coal from industry released large amount...
similar problems posed by population growth, rapid industrialization, mushrooming consumption of goods and related production of waste. As we rise to the challenge of treating the side-effects of our modern economy, may we be careful not to cut out those communities that have grown to rely on ...
Government bans on the dumping of sludge anywhere in the ocean are based on the belief that the spread of sludge by ocean currents poses a danger to people. Since it is not clear that sludge dumped on the ocean bottom, far from coasts, would endanger people, the bans should be revised ...
Before I did not drink tap water even if in my country it is safe. I think this is so important to remember the rules and preserve yourself from being sick. Illness can ruin any holiday or a journey. Stay safe people! Reply Meg Jerrard Absolutely Agata – way bett...