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Medieval Warm Period

Click on the links below to access reviews of the scientific literature on this topic that have been published since the 2009 NIPCC report.

Recent Antarctic Warming: Unusual or Run-of-the-Millennial-Mill? (15 April 2014)
A New-and-Improved 1200-Year Temperature History of the Gulf of Alaska (8 April 2014)
Roman and Medieval Warmth in the Arctic Atlantic Region (4 March 2014)
A 2500-Year Temperature History of the Northern Tibetan Plateau (19 February 2014)
Ten Millennia of Pacific Ocean Heat Content and Temperature (12 February 2014)
A 1000-Year SST History of the NE Atlantic and Nordic Seas (11 February 2014)
The Medieval and Roman Warm Periods in the Western Swiss Alps (25 December 2013)
The Broad View of Holocene Climate from the Swedish Scandes (18 December 2013)
The Work of Umberto Monterin (1937) on the MWP & LIA in Italy (9 October 2013)
Two Millennia of Climate Change on the Northern Tibetan Plateau (28 August 2013)
The Medieval Warm Period in Northern Chile (7 August 2013)
Tree-Ring Width vs. Tree-Ring Maximum Latewood Density (24 April 2013)
A Two-Millennia Record of the South American Summer Monsoon (19 February 2013)
The Medieval Warm Period on Maui (22 January 2013)
A Novel Proxy for Continental Mean Annual Air Temperature (9 January 2013)
Six Millennia of North Atlantic Temperatures at Reykjanes Ridge (8 January 2013)
Sea Surface Temperatures of the Southern Okinawa Trough (25 December 2012)
A Millennial-Scale Climatic Oscillation in Southern Chile (7 November 2012)
The Late Medieval Warm Period at Switzerland's Seebergsee (6 November 2012)
The Medieval Warm Period in Northeast China (31 October 2012)
2000 Years of Extra-Tropical Northern Hemispheric Temperatures (23 October 2012)
The MWP at the Tivoli North Bay of New York's Hudson Estuary (9 October 2012)
Chipping Away at the Hockeystick (26 September 2012)
A Two-Millennia Temperature History of the Southwestern Corner of Canada's Yukon Territory (19 September 2012)
Twelve Hundred Years of Winter Surface Air Temperatures in Svalbard and Northern Norway (7 August 2012)
Late-Holocene Climate of the Northeast Atlantic Ocean (1 August 2012)
A New Record of Late Holocene Climate at the Antarctic Peninsula (1 August 2012)
Northern Scandinavian Temperatures of the Past 2000 Years (1 August 2012)
A Data-Rich 1200-Year Temperature History of the Northern Hemisphere (18 July 2012)
The Medieval Warm Period in Southeast Uruguay ... and Beyond (8 May 2012)
A 2000-Year Temperature History of the Indo-Pacific Warm Pool (13 March 2012)
Summer Temperatures of Central Chile Back to AD 850 (13 March 2012)
Hot Times on the Tibetan Plateau (6 March 2012)
North American Mega-Droughts and Global Mega-Warming (21 February 2012)
Eight Centuries of Climate Change in Northeast Spain (8 February 2012)
Late Holocene Climate on the Korean Peninsula (1 February 2012)
A 2000-Year Temperature History of the Mountainous West Eifel Volcanic Field of Germany (31 January 2012)
A Summary of Climate Change over the Past Millennium in China (18 January 2012)
The MWP and LIA in the Canadian Arctic Archipelago (11 January 2012)
The Medieval Warm Period in Southern South America (14 December 2011)
The Medieval Warm Period in the Karakorum Mountains of Northern Pakistan (13 December 2011)
Millennial Climate Variability Along the Coast of the Northwestern Iberian Peninsula (30 November 2011)
Late Holocene Water Balance in the Experimental Lakes Area of Canada (29 November 2011)
Three Thousand Years of Climate Change in Central Iceland (9 November 2011)
The MWP and LIA in the Ross Sea Region of Antarctica (8 November 2011)
The Medieval Warm Period (and Little Ice Age) in Coastal Syria (2 November 2011)
The Medieval Warm Period and Little Ice Age on Southampton Island, Nunavut, Canada (18 October 2011)
Is Western North America's Water Supply Imperiled by the Mere Maintenance of Earth's Current Climate? (27 September 2011)
A 2300-Year History of the South American Summer Monsoon (21 September 2011)
The Medieval Climate Anomaly (7 September 2011)
Summer Temperatures in the Northern French Alps (21 June 2011)
The Medieval Warm Period at Lake Joux, Swiss Jura Mountains (15 June 2011)
Experts Rebut IPCC on Its Analysis of Medieval Warm Period (14 June 2011)
Two Millennia of Temperature and Precipitation Changes in Arid Central Asia (17 May 2011)
The MWP, LIA and CWP on the North Icelandic Shelf (11 May 2011)
The Climatic History of the European North Atlantic Seaboard (19 April 2011)
Nine Centuries of Warm-Season Temperatures in West-Central Scandinavia (5 April 2011)
The Uniqueness of British Columbia's Medieval Warm Period (30 March 2011)
Advances and Retreats of Alaska's Tebenkof Glacier (16 March 2011)
Medieval Droughts of Northern Europe and Beyond (8 February 2011)
The Roman, Medieval and Current Warm Periods in the Northwestern Italian Alps (2 February 2011)
Temperatures of the Past Six Millennia in Alaska (25 January 2011)
Climatic Conditions in the Fjord Area of Southern Chile (11 January 2011)
A 1600-Year Temperature History of Tropical South America (11 January 2011)
Tree-Trunk Tombs Tell Tales of Temperatures Past (11 January 2011)
The Medieval Warm Period in Southern Greenland (28 Dec 2010)
A Two-Thousand-Year Temperature History of the Extra-Tropical Northern Hemisphere (15 December 2010)
The Medieval Warm Period in the Sargasso Sea (14 December 2010)
An Environmental History of Yellowstone National Park (14 December 2010)
Holocene Climatic Change in the North American Great Plains (24 November 2010)
The Medieval Warm Period on the Antarctic Peninsula (24 November 2010)
A Review of Mid- to Late-Holocene Climate Change (23 November 2010)
Millennial Cycling of Climate in Northeast Japan (23 November 2010)
The Medieval Climate of the Atlantic Coast of France (11 November 2010)
A Millennium of Climate Change in Western Canada (4 November 2010)
The Medieval Warm Period and Little Ice Age in San Francisco Bay (3 November 2010)
Using Magnetism to Study the Medieval Warm Period (28 October 2010)
Buried Peat Layers in a Japanese Subalpine Snowpatch Grassland (21 October 2010)
A 1300-Year History of West-Central Mexican Cloud Forest Climate (14 October 2010)
Climate and Fire in Sonoran Grassland and Desert Scrub (14 October 2010)
Two Thousand Years of Icelandic Climate (14 October 2010)
A Millennium of Reconstructed and Simulated Temperatures for Eastern China (13 October 2010)
The IPCC Spaghetti-Diagram Reconstructions of Paleoclimate are Incoherent With Each Other (13 October 2010)
Rapid Ice Loss on the Antarctic Peninsula (13 October 2010)
The Medieval Warm Period in Kyoto, Japan (7 October 2010)
Northern Hemisphere Temperature Reconstruction Clearly Shows the Medieval Warm Period and Little Ice Age (Plus a Whole Lot More) (23 Sep 2010)
The Medieval Warm Period at Lake Silvaplana in Switzerland (22 September 2010)
The Case for a Global Medieval Warm Period Grows Ever Stronger (15 Sep 2010)
The Medieval and Roman Warm Periods in Southeast Italy (9 September 2010)
Mann and Company Still Malign the Medieval Warm Period (3 September 2010)
Greenland Temperatures of the Past Millennium Based on Nitrogen and Argon Isotopic Ratios (2 September 2010)
The Medieval Warm Period and Little Ice Age in Northern Patagonia (6 August 2010)
Millennial Cycling of Climate in West Africa During the Holocene (5 August 2010)
The Medieval Warm Period and Little Ice Age in Arid Central Asia (28 July 2010)
Characterizing the Mayan Terminal Classic Period (22 July 2010)
A Holocene History of Floodplain Occupation on the Upper Reaches of the Zapadnaya Dvina and Volga Rivers (22 July 2010)
Coherent Detection of the Medieval Warm Period in Multiple Data Sets (21 July 2010)
Two and a Half Millennia of Fram Strait Sea-Surface Temperatures (15 July 2010)
Fifteen Hundred Years of Atlantic Tropical Cyclones (7 July 2010)
The Medieval Warm Period in Northwest Lithuania (24 June 2010)
Fifteen Hundred Years of Climatic Oscillations in Southern Poland (21 May 2010)
Floods of the Guadalentin River, Southeast Spain (12 May 2010)
The Medieval Warmth of China (28 April 2010)
The Medieval Warm Period in Greenland (21 April 2010)