Many bacteria, however, possess mechanisms ( such as siderophores ) for scavenging iron within environmental niches in the human body, and experimental developments of iron chelators, therefore, aim to reduce iron availability specifically to bacterial pathogens.

Many cultural works are sensitive to environmental conditions such as temperature, humidity and exposure to light and ultraviolet light.

Many specific formulations are available, because some microbes prefer certain environmental conditions over others.

Many species of neornithines can build burrows, or nest in tree holes or termite nests, all of which provided shelter from the environmental effects at the K – T boundary.

Many Earth plants and animals undergo major biochemical changes during their life cycles as a response to changing environmental conditions, for example, by having a spore or hibernation state that can be sustained for years or even millennia between more active life stages.

Many of these " environmental " viruses belong to the family Microviridae.

Many researchers are interested in the interaction between personal characteristics, the individual's behavior, and environmental factors including social context, and their impact on development ; others take a more narrowly-focused approach.

Many countries have adopted comprehensive environmental laws.

Many nations ascribe to and follow, to varying degrees, international agreements regarding environmental issues.

Many environmental laws also provide for criminal penalties for egregious violations.

Many environmental lawsuits turn on the question of who has standing ; are the legal issues limited to property owners, or does the general public have a right to intervene?

Many environmental health issues may be ignored or minimized in the construction of these structures.

Many congregations are heavily involved in projects and efforts aimed at supporting environmental causes and sustainability.

Many environmental lawsuits question the legal rights of property owners, and whether the general public has a right to intervene with detrimental practices occurring on someone else's land.

Many religious organizations and individual churches now have programs and activities dedicated to environmental issues.

Many people are unaware of the presence of environmental sound at damaging levels, or of the level at which sound becomes harmful.

Many of the line matrix printers on the market today claim to have a more positive environmental impact than standard printers in the past.

Many negative externalities are related to the environmental consequences of production and use.

Many hypotheses have been raised for environmental contributants to the pathogenesis of ulcerative colitis.

Many heavy-industry establishments were closed or scaled down in the last two decades because of environmental issues in the center of a highly urbanized area, and also because of decades-long lack of investment.

Many environmentalists have argued for a global standard of accreditation, differentiating ecotourism companies based on their level of environmental commitment.

Many of the locals actively promote environmental tourism.

Many of the myths that are often disproved by similar environmental justice cases apply to Buttonwillow.

Many projects are funded by CCW grants, enabling others to use their special skills and understanding of local communities to carry out environmental tasks on our behalf.

Many ancient historians accuse Agrippina of poisoning Emperor Claudius, though accounts vary.

Many poems and plays, and two operas ( Les Abencérages, by Luigi Cherubini, and L ' esule di Granata, by Giacomo Meyerbeer ) mention the legend, but the whole story is doubtful, because the best historians do not mention it.

Many academic historians hold the idea that the German armed forces adopted " blitzkrieg " as an offensive doctrine to be a myth.

Many historians now hold the position that blitzkrieg was not a military theory, and the campaigns conducted by the German military in 1939 to circa, 1942 ( with the exception of Operation Barbarossa ) were improvised invasions put together and modified at the last moment and therefore was not a proper military strategy.

Many changes that were subsequent with ancient historians, despite following in his footsteps, criticised Herodotus, starting with Thucydides.

Many military historians say that the battle of Schwetz / Świecino was the turning point of the Thirteen Years ' War, leading to the final victory in 1466.

Many historians maintain that the main concern of Pope Urban II, when calling for the First Crusade, was the threat to Constantinople from the Turkish invasion of Asia Minor in response to the appeal of Emperor Alexios I Komnenos.

Many historians trace modern Ethiopian foreign policy to the reign of Emperor Tewodros II, whose primary concerns were the security of Ethiopia's traditional borders, obtaining technology from Europe ( or modernization ), and to a lesser degree Ethiopian rights to the monastery of Dar-es-Sultan in the city of Jerusalem.

Many writers and historians recently have stated Aldini was an inspiration for Mary Shelley's Frankenstein due to his many public experimentations of bio-electric Galvanism.

Many historians are employed at universities and other facilities for post-secondary education.

Many historians regard him as one of the greatest Secretaries of State in American history.

Many contemporaries and later historians, such as Ron Chernow, noted that Madison and President Jefferson ignored their " strict construction " view of the Constitution to take advantage of the purchase opportunity.

Many of the disaffected barons came from the north of England ; that faction was often labelled by contemporaries and historians as " the Northerners ".

Many other historians could be quoted in terms similar to Woolf.

Many historians, archaeologists and adventurers have reconstructed longships in an attempt to understand how they worked.

Many historians believe it was based on a Chinese card game called Mǎdiào ( 馬吊 ) ( also known as Ma Tiae, hanging horse ; or Yèzí, leaf ) in the early Ming dynasty.

Many reviews in academic journals were critical, with historians claiming that she had distorted and misinterpreted the contemporary records that she was using.

Many historians suggested that the Czech rule over Lesser Poland was only nominal and likely limited to the indirect control of Kraków and perhaps a few other important centers.

Many writers and historians falsely attribute to Chauvin the exploits of other Bonapartists.

Many historians agree that some Oromo clans ( Bale ) have lived in the southern tip of present-day Ethiopia for over a millennium.

Many historians have attributed this to the influence and backing of the Spanish King.

Many historians now prefer to use the term " Early Modern " for this period, a more neutral designation that highlights the period as a transitional one between the Middle Ages and the modern era.

Many historians have noted the coincidence that the last western emperor bore the names of both Romulus, the legendary founder and first king of Rome, and Augustus, its first emperor.

Many historians have debated the reasons why the French Revolution took such a radical turn during the Reign of Terror of 1793 – 94.