The number of cases of coronavirus in Maryland continues to rise.

Baltimore City's non-fatal shootings have gone down from 232 this time last year to 195 now, but homicides have gone up from 102 in 2019 to 103 so far this year.

Simas Kucinskas writes: I would like to share some recent research (pdf here). In this paper, I develop a new method for estimating R in real time, and apply it to track the dynamics of COVID-19. The method is based on standard epidemiological theory, but the approach itself is heavily inspired by time-series statistics. I […]

The engineering librarians at the Art, Architecture & Engineering Library are pleased to announce that some engineering textbooks for the Fall 2019 semester are available to you in full text online through Library subscriptions.

The engineering librarians at the Art, Architecture & Engineering Library are pleased to announce that some engineering textbooks for the Winter 2020 semester are available to you in full text online through Library subscriptions.

Propane line break causes short-term closure of Grand Canyon Visitor Center https://www.nps.gov/grca/learn/news/propane-line-break-causes-short-term-closure-of-grand-canyon-visitor-center.htm

https://www.nps.gov/grca/learn/news/national-park-service-announces-availability-of-environmental-assessment-for-train-operations-in-grand-canyon-national-park.htm

A proposed rule to update regulations associated with the management of the Colorado River and adjoining lands administered by the National Park Service within Grand Canyon National Park was published in the Federal Register today. https://www.nps.gov/grca/learn/news/grand-canyon-national-park-releases-proposed-rule-to-update-regulations-governing-colorado-river.htm

Afternoon thunderstorms brought abundant lightning to Grand Canyon National Park this week; and fire managers have identified six new fires, all on the North Rim of the park. https://www.nps.gov/grca/learn/news/news-2009-07-31_fires.htm

Grand Canyon National Park Superintendent Steve Martin has announced that an Environmental Assessment (EA) for Supai Camp Improvements is now available for public review and comment. https://www.nps.gov/grca/learn/news/environmental-assessment-for-improvements-at-supai-camp-within-grand-canyon-national-park-available-for-public-review-and-comment.htm

Grand Canyon National Park Superintendent Steve Martin today announced the availability of the Final Environmental Impact Statement and Assessment of Effect (FEIS/AEF) to update the park’s Fire Management Plan. https://www.nps.gov/grca/learn/news/national-park-service-releases-final-environmental-impact-statement-and-assessment-of-effect-to-update-grand-canyon-national-park-fire-management-plan.htm

A Finding of No Significant Impact was signed on August 28, 2009, by Michael D. Snyder, Regional Director for the Intermountain Region of the National Park Service, for Train Operations at Grand Canyon National Park https://www.nps.gov/grca/learn/news/news_2009-08-31_trainea.htm

A Finding of No Significant Impact was signed today for improvements to Supai Camp at Grand Canyon National Park. These improvements will be funded in part through the American Recovery and Reinvestment Act of 2009 (ARRA). https://www.nps.gov/grca/learn/news/news_2009-09-03_supai_fonsi.htm

Grand Canyon National Park Superintendent Steve Martin has announced that an environmental assessment for the construction of a new Science and Resource Management Facility in the park is now available for public review and comment. https://www.nps.gov/grca/learn/news/news_2009-11-19_sandrm.htm

Grand Canyon National Park Superintendent Steve Martin has announced that a revised environmental assessment (EA) for the construction of a new Science and Resource Management Facility in the park is now available for public review and comment. https://www.nps.gov/grca/learn/news/national-park-service-announces-availability-of-revised-environmental-assessment-for-new-science-and-resource-management-facility-in-grand-canyon-national-park.htm

The National Park Service has released an Abandoned Mine Lands (AML) Closure Plan and Environmental Assessment for projects to correct health and safety hazards associated with abandoned mines in four national park system sites in Arizona. https://www.nps.gov/grca/learn/news/2010-02-12_mines_ea.htm

https://www.nps.gov/grca/learn/news/national-park-service-announces-availability-of-environmental-assessment-for-mule-operations-and-stock-use-in-grand-canyon-national-park.htm

Grand Canyon Announces Public Meeting Schedule for Mule Operations and Stock Use Environmental Assessment https://www.nps.gov/grca/learn/news/national-park-service-announces-public-meetings-to-discuss-mule-operations-and-stock-use-environmental-assessment.htm

A thunderstorm passed over Northern Arizona late last week resulting in three lightning caused fires on the North Rim of Grand Canyon National Park. https://www.nps.gov/grca/learn/news/14jun10_news3.htm

The National Park Service (NPS) has purchased six low-floor accessible compressed natural gas (CNG) powered transit buses to be used as part of the visitor transportation system on the South Rim of Grand Canyon National Park. https://www.nps.gov/grca/learn/news/2aug10_news.htm

On Saturday, July 2, a three vehicle accident injured eight and temporarily closed Grand Canyon National Park’s South Entrance Road to all vehicular traffic. https://www.nps.gov/grca/learn/news/2011-07-03_mva.htm

https://www.nps.gov/grca/learn/news/2011-08-04_lightning.htm

Beginning Nov. 7, the public will have an opportunity to attend public meetings on the development of a long-term plan that will determine the timing and volume of water flows from Glen Canyon Dam. Those flows affect hydroelectricity production, beach recreation, native fish and other river-related plants and animals, as well as archeological sites in Grand Canyon National Park and Glen Canyon National Recreation Area. https://www.nps.gov/grca/learn/news/public-invited-to-open-houses-on-plan-for-glen-canyon-dam-operations.htm

On December 28, during the peak of the holiday season, a sobriety safety checkpoint was conducted in Grand Canyon National Park. https://www.nps.gov/grca/learn/news/2012-01-10_checkpoint.htm

On Armed Forces Day (Saturday, May 19), Grand Canyon National Park Superintendent Dave Uberuaga issued the park’s first two American the Beautiful Passes for Military to Sergeants Lozier and Morse of Camp Navajo. https://www.nps.gov/grca/learn/news/2012-05-21_pass.htm

A third pipeline break in Grand Canyon National Park has closed a one-mile section of the North Kaibab Trail between Roaring Springs and Cottonwood Campground. https://www.nps.gov/grca/learn/news/news_release_31may2012.htm

Man Collapses and Dies on Bright Angel Trail in Grand Canyon National Park https://www.nps.gov/grca/learn/news/man-collapses-and-dies-on-bright-angel-trail-in-grand-canyon-national-park.htm

The National Park Service Comprehensive Fisheries Management Plan Environmental Assessment (EA) for waters between Glen Canyon Dam and Lake Mead within Grand Canyon National Park (Grand Canyon) and Glen Canyon National Recreation Area (Glen Canyon) is available for public review and comment. Comments will be accepted from May 9 through June 10, 2013. https://www.nps.gov/grca/learn/news/national-park-service-announces-availability-of-comprehensive-fish-management-plan-environmental-assessment.htm

Travel with fun-loving Muppets Elmo and Murray from Sesame Street to two of America’s most popular national parks in a new online series, Sesame Street Explores National Parks. https://www.nps.gov/grca/learn/news/sesame-street-explores-national-parks.htm

Grand Canyon National Park and the entire National Park Service join the nation in mourning the tragic loss of 19 firefighters, including 18 elite firefighters from the Granite Mountain Hotshot Crew based in Prescott, AZ. https://www.nps.gov/grca/learn/news/grand-canyon-national-park-expresses-deepest-condolences-on-19-firefighter-deaths.htm

At approximately 1:00 p.m. on Monday, July 15 a lightning strike near Mather Point resulted in several visitors reporting injuries to the Grand Canyon Visitors Center. https://www.nps.gov/grca/learn/news/lightning-causes-minor-injuries-at-grand-canyon-national-park.htm

Recent heavy monsoonal rainfall has caused damage to portions of the South Kaibab Trail approximately one-half mile below Cedar Ridge and to the North Kaibab Trail below Supai Tunnel. https://www.nps.gov/grca/learn/news/heavy-monsoonal-rain-causes-trail-damage-to-grand-canyon-trails.htm

Grand Canyon National Park is proposing to increase entrance fees into the park. The single vehicle entrance fee would change from $25 to $30 for a seven day pass. The park’s annual pass would increase from $50 to $60. The current rate of $12 per individual or motorcycle would increase to $15 per individual and $25 for a motorcycle. https://www.nps.gov/grca/learn/news/proposed-fee-increase.htm

Effective June 1, 2015, Grand Canyon National Park will increase park entrance fees and the cost of overnight backcountry permits. https://www.nps.gov/grca/learn/news/grand-canyon-announces-fee-increases.htm

The U.S. Department of the Interior has released a proposed framework for adaptively managing Glen Canyon Dam over the next 20 years with the goal of creating certainty and predictability for power and water users while protecting environmental and cultural resources in Grand Canyon National Park and the Colorado River ecosystem. The draft environmental impact statement (EIS) is available to the public for review and comment for 90 days. https://www.nps.gov/grca/learn/news/interior-proposes-adaptive-management-framework-for-glen-canyon-dam.htm

The National Park Service (NPS) has announced a 30-day public comment period seeking input on changes to the scope of the Bison Management Plan at Grand Canyon National Park. https://www.nps.gov/grca/learn/news/grand-canyon-bison-ea.htm

The U.S. Department of the Interior today released the Final Environmental Impact Statement (FEIS) for a Long-Term Experimental and Management Plan (LTEMP) for Glen Canyon Dam operations. https://www.nps.gov/grca/learn/news/final-eis-glen-canyon-adaptive-management.htm

Each year in the spring (March – June) Grand Canyon National Park experiences an increase in turbidity in the drinking water. This increased turbidity is caused by snow melt and spring rains. https://www.nps.gov/grca/learn/news/annual-turbidity2017.htm

The National Park Service (NPS) has announced that the Initial Bison Herd Reduction Environmental Assessment (EA), which evaluates management actions related to bison on Grand Canyon’s North Rim, is available for public review and comment. https://www.nps.gov/grca/learn/news/bison-ea.htm

The NPS has announced that it will extend the public comment period on the Initial Bison Herd Reduction Environmental Assessment (EA). The EA will now be available for public review and comment through June 14, 2017. https://www.nps.gov/grca/learn/news/initial-bison-herd-ea.htm

The Obi Fire slowly increases in size as firefighters near Cape Royal and begin to scale back on backfiring operations. Temporary road and trail closures are still in effect. https://www.nps.gov/grca/learn/news/obi-fire-slowly-increases-to-10-067-acres.htm

The National Park Service (NPS) is seeking public review of a site plan/environmental assessment that proposes to modify facilities at Desert View to create an Inter-tribal Cultural Heritage Site. https://www.nps.gov/grca/learn/news/desert-view-inter-tribal-cultural-heritage-ea.htm

The National Park Service (NPS) is seeking public comment on the Maswik South Rebuild Environmental Assessment (EA). The EA will be available for public review and comment for a 30-day period from October 25 to November 25, 2018. https://www.nps.gov/grca/learn/news/maswik-south-rebuild-ea.htm

A Finding of No Significant Impact (FONSI) was signed by Kate Hammond, Acting Regional Director for the Intermountain Region of the National Park Service for the rebuild of the Maswik South lodging complex and the construction of new roads near Maswik South at Grand Canyon National Park. https://www.nps.gov/grca/learn/news/fonsi-signed-for-maswik-south.htm

Each year in the spring (March - June) Grand Canyon National Park experiences an increase in turbidity in the drinking water. https://www.nps.gov/grca/learn/news/spring-snow-melt-causes-annual-turbidity.htm

A Finding of No Significant Impact (FONSI) was signed by Kate Hammond, Acting Regional Director for the Intermountain Region of the National Park Service (NPS), for a site plan to transform Desert View in Grand Canyon National Park into an Inter-tribal Cultural Heritage Site and share a unifying message from the park's traditionally associated tribes: "we are still here". https://www.nps.gov/grca/learn/news/finding-of-no-significant-impact-signed-for-the-desert-view-inter-tribal-cultural-heritage-site.htm

The Ikes Fire moved into the northeast portion of the planning area that has a history of little to no fire activity in over two decades. This wildfire is consuming heavy fuel accumulations on the forest floor and is helping ensure the ecosystem will be healthier and more resilient in the future. https://www.nps.gov/grca/learn/news/ikes-fire-promotes-healthy-forest-regeneration-as-fire-activity-increases-20190807.htm

The Ikes Fire is approximately 3,289 acres, 42% contained, and has 89 resources assigned. The natural caused lightning fire is being utilized to fulfill its natural role within a fire-dependent ecosystem. The lightning-caused wildfire is actively burning within a 7,785-acre planning area. https://www.nps.gov/grca/learn/news/ikes-fire-moves-across-landscape-as-containment-increases-20190816.htm

Yesterday, the Ikes Fire grew to approximately 4,297 acres and has 87 resources assigned. Despite gusty winds and dry conditions, the fire spread across the planning area with low to moderate fire behavior. The weather will continue to be drier than normal with no chance of precipitation in the forecast. Light winds are expected out of the southwest at 8-10 mph with gusts up to 18 mph. Smoke from the Ikes Fire, along with other fires in the area, will be visible throughout the surrounding area. https://www.nps.gov/grca/learn/news/ikes-fire-progresses-at-steady-pace-20190818.htm

The National Park Service (NPS) is seeking public comment on a proposed Telecommunications Plan and Environmental Assessment from Dec. 2, 2019 until midnight on Jan. 6, 2020. If approved, the plan would provide a framework and guidance for the future construction and operation of telecommunications infrastructure. https://www.nps.gov/grca/learn/news/nps-requests-public-input-on-a-telecom-plan-and-ea-at-grca-20191202.htm