نتایج جستجو برای: 18th and 19th centuries

تعداد نتایج: 16831008  

Journal: :Roxolania Historĭca = Historical Roxolania 2019

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Journal: :NaUKMA Research Papers. Law 2021

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2015
Michael X. Delli Carpini MICHAEL X. DELLI CARPINI

In The Good Citizen, Michael Schudson describes four interconnected but ultimately distinct eras of American civic life, each characterized by the dominance of a particular model of citizenship. In the first era, roughly corresponding to the 18th and early 19th centuries, citizens deferred to the leadership of political elites – civic responsibility consisted mainly of affirming the legitimacy ...

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Journal: :RUDN Journal of Russian History 2019

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2016
Thomas W Swetnam Joshua Farella Christopher I Roos Matthew J Liebmann Donald A Falk Craig D Allen

Interannual climate variations have been important drivers of wildfire occurrence in ponderosa pine forests across western North America for at least 400 years, but at finer scales of mountain ranges and landscapes human land uses sometimes over-rode climate influences. We reconstruct and analyse effects of high human population densities in forests of the Jemez Mountains, New Mexico from ca 13...

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Journal: :Journal for History of Mathematics 2017

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2010
José M. García-Ruiz Juan I. López-Moreno

19 The hydrological and geomorphic effects of land use/land cover changes, 20 particularly those associated with vegetation regrowth after farmland abandonment were 21 investigated in the Central Spanish Pyrenees. The main focus was to assess the 22 interactions among slope, catchment, basin, and fluvial channel processes over a range 23 of spatial scales. In recent centuries most Mediterranean...

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2016
Ana T. Duggan Maria F. Perdomo Dario Piombino-Mascali Stephanie Marciniak Debi Poinar Matthew V. Emery Jan P. Buchmann Sebastian Duchêne Rimantas Jankauskas Margaret Humphreys G. Brian Golding John Southon Alison Devault Jean-Marie Rouillard Jason W. Sahl Olivier Dutour Klaus Hedman Antti Sajantila Geoffrey L. Smith Edward C. Holmes Hendrik N. Poinar

Smallpox holds a unique position in the history of medicine. It was the first disease for which a vaccine was developed and remains the only human disease eradicated by vaccination. Although there have been claims of smallpox in Egypt, India, and China dating back millennia [1-4], the timescale of emergence of the causative agent, variola virus (VARV), and how it evolved in the context of incre...

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2015

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Journal: :Clinical medicine & research 2003
Phiroze Hansotia

For a long time, before we developed an appreciation of the neuroanatomy and neurophysiology of the brain, there was uncertainty as to the nature and source of the human mind. Philosophers linked the mind to mythical "humors" that controlled the human body, and others speculated that the mind was associated with "life-force" or soul. Few felt that there was a relation between the human mind and...

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function paginate(evt) { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term pg=parseInt(evt.target.text) var data={ "year":filter_year, "term":term, "pgn":pg } filtered_res=post_and_fetch(data,url) window.scrollTo(0,0); } function update_search_meta(search_meta) { meta_place=document.getElementById("search_meta_data") term=search_meta.term active_pgn=search_meta.pgn num_res=search_meta.num_res num_pages=search_meta.num_pages year=search_meta.year meta_place.dataset.term=term meta_place.dataset.page=active_pgn meta_place.dataset.num_res=num_res meta_place.dataset.num_pages=num_pages meta_place.dataset.year=year document.getElementById("num_result_place").innerHTML=num_res if (year !== "unfilter"){ document.getElementById("year_filter_label").style="display:inline;" document.getElementById("year_filter_place").innerHTML=year }else { document.getElementById("year_filter_label").style="display:none;" document.getElementById("year_filter_place").innerHTML="" } } function update_pagination() { search_meta_place=document.getElementById('search_meta_data') num_pages=search_meta_place.dataset.num_pages; active_pgn=parseInt(search_meta_place.dataset.page); document.getElementById("pgn-ul").innerHTML=""; pgn_html=""; for (i = 1; i <= num_pages; i++){ if (i===active_pgn){ actv="active" }else {actv=""} pgn_li="
  • " +i+ "
    • "; pgn_html+=pgn_li; } document.getElementById("pgn-ul").innerHTML=pgn_html var pgn_links = document.querySelectorAll('.mypgn'); pgn_links.forEach(function(pgn_link) { pgn_link.addEventListener('click', paginate) }) } function post_and_fetch(data,url) { showLoading() xhr = new XMLHttpRequest(); xhr.open('POST', url, true); xhr.setRequestHeader('Content-Type', 'application/json; charset=UTF-8'); xhr.onreadystatechange = function() { if (xhr.readyState === 4 && xhr.status === 200) { var resp = xhr.responseText; resp_json=JSON.parse(resp) resp_place = document.getElementById("search_result_div") resp_place.innerHTML = resp_json['results'] search_meta = resp_json['meta'] update_search_meta(search_meta) update_pagination() hideLoading() } }; xhr.send(JSON.stringify(data)); } function unfilter() { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":"unfilter", "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } function deactivate_all_bars(){ var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(bar) { bar.dataset.active = false bar.style = "stroke:#71a3c5;" }) } year_chart.on("created", function() { var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(check) { check.addEventListener('click', checkIndex); }) }); function checkIndex(event) { var yrchart = document.querySelectorAll('.ct-bar'); var year_bar = event.target if (year_bar.dataset.active == "true") { unfilter_res = unfilter() year_bar.dataset.active = false year_bar.style = "stroke:#1d2b3699;" } else { deactivate_all_bars() year_bar.dataset.active = true year_bar.style = "stroke:#e56f6f;" filter_year = chart_data['labels'][Array.from(yrchart).indexOf(year_bar)] url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":filter_year, "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } } function showLoading() { document.getElementById("loading").style.display = "block"; setTimeout(hideLoading, 10000); // 10 seconds } function hideLoading() { document.getElementById("loading").style.display = "none"; } -->