Catalog - Data.gov

Found 166 datasets matching "long-term population trends".

#1 Federal
Historical Urban Population: 3700 BC - AD 2000
- Organization: National Aeronautics and Space Administration
- Updated: 2025-07-17
The Historical Urban Population, 3700 BC - AD 2000, originally developed by the Yale School of Forestry & Environmental Studies, is the first spatially explicit global data set containing location...
- html
- html
- none
- html
Search relevance: 59.53 | Views last month: 7
#2 Federal
Streamside bird monitoring in the Eastern Rivers and Mountains Network: 2007–2019 - Data and R code
- Organization: Department of the Interior
- Updated: 2021-10-01T00:00:00Z
Data and R code for the report https://irma.nps.gov/DataStore/Reference/Profile/2287583
- zip
Search relevance: 58.48 | Views last month: 1
#3 Federal
Pinniped Monitoring for the NPS Inventory and Monitoring San Francisco Bay Area Network: 1983-2025 - Data Package
- Organization: Department of the Interior
- Updated: 2025-12-08T00:00:00Z
Within the order Carnivora, the Pinnipedia sub-order is a group of marine mammals that includes sea lions, fur seals, true seals, and walruses. Pinnipeds are keystone species who serve as...
- xml
- csv
- csv
- csv
- csv
- csv
Search relevance: 57.72 | Views last month: 0
#4 Federal
Risk and Protective Factors and Initiation of Substance Use: Results from the 2014 National Survey on Drug Use and Health
- Organization: U.S. Department of Health & Human Services
- Updated: 2025-09-06
This report presents data from the 2002 through 2014 National Surveys on Drug Use and Health (NSDUHs) for trends in people’s perceptions of great risk of harm associated with the use of...
- html
Search relevance: 57.67 | Views last month: 0
#5 Federal
Pacific Island Network Molokai Landbird Surveys Dataset 2021
- Organization: Department of the Interior
- Updated: 2023-08-15T00:00:00Z
In 2021, on the island of Molokai, reserves managed by The Nature Conservancy and the Hawaii Department of Land and Natural Resources; as well as Kalaupapa National Park were surveyed for...
- xml
- csv
- csv
- csv
- csv
- csv
- +8 more
Search relevance: 57.29 | Views last month: 0
#6 Federal
Impact of Drought on Southwestern Pronghorn Population Trends and Predicted Trajectories in the Southwest in the Face of Climate Change_Predictor
- Organization: Department of the Interior
- Updated: 2020-08-14T00:00:00Z
Climate often drives ungulate population dynamics, and as climates change, some areas may become unsuitable for species persistence. Unraveling the relationships between climate and population...
- xml
- xml
Search relevance: 56.79 | Views last month: 0
#7 Federal
AFSC/MML/CCEP: Pup production of the California Stock of northern fur seals from 1969 - 2023
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-03-26T00:00:00.000+00:00
The Marine Mammal Laboratories' California Current Ecosystem Program (AFSC/NOAA) in collaboration with Point Blue Conservation Science initiated long-term studies to determine pup abundance of the...
- none
- none
- none
Search relevance: 56.72 | Views last month: 0
#8 Federal
Pup production of the California Stock of northern fur seals from 1969 to 2023 (NCEI Accession 0303532)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-04-30T00:00:00.000+00:00
The Marine Mammal Laboratories' California Current Ecosystem Program (AFSC/NOAA) in collaboration with Point Blue Conservation Science initiated long-term studies to determine pup abundance of the...
- none
- none
- none
- none
- none
- none
- +2 more
Search relevance: 56.72 | Views last month: 0
#9 Federal
Impact of Drought on Southwestern Pronghorn Population Trends and Predicted Trajectories in the Southwest in the Face of Climate Change
- Organization: Department of the Interior
- Updated: 2020-08-14T00:00:00Z
Climate often drives ungulate population dynamics, and as climates change, some areas may become unsuitable for species persistence. Unraveling the relationships between climate and population...
- xml
- xml
Search relevance: 56.61 | Views last month: 0
#10 Federal
Migration of steelhead - Genetic Basis of Migratory Tendency and Life History Plasticity in Oncorhynchus mykiss
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2017-08-30T00:00:00.000+00:00
Steelhead population abundance is depressed throughout much of its southern range, and several Distinct Population Segments (DPSs) are listed as threatened or endangered under the US Endangered...
- none
- none
- none
Search relevance: 56.46 | Views last month: 0
#11 Federal
Ocean Salmon Distributions
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-02-29T00:00:00.000+00:00
This project extends and advances existing ocean distribution and size models for Chinook Salmon, a major prey of Southern Resident Killer Whales (SRKW) and target of important fisheries, to...
- none
- none
- none
Search relevance: 54.70 | Views last month: 0
#12 Federal
LISTEN (Long-term Investigations into Soundscapes, Trends, Ecosystems, and Noise) HARP Audio Data
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-11-07T00:00:00.000+00:00
In 2010, the Deepwater Horizon (DWH) oil spill had unprecedented impacts on the Gulf of Mexico ecosystem, including the twenty cetacean species inhabiting the oceanic waters of this semi-enclosed...
- none
- none
- none
Search relevance: 51.62 | Views last month: 0
#13 Federal
Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics excluding the 1970-1979 and 1994 shorelines within the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_intersects_LTwo.shp)
- Organization: Department of the Interior
- Updated: 2021-11-16T00:00:00Z
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...
- xml
- xml
Search relevance: 49.66 | Views last month: 0
#14 Federal
Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics for the Elizabeth Islands coastal region from Nonamesset Island southwest of Woods Hole to Cuttyhunk Island north of Martha's Vineyard (ElizabethIslands_intersects_LTw.shp)
- Organization: Department of the Interior
- Updated: 2021-11-16T00:00:00Z
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...
- xml
- xml
Search relevance: 49.66 | Views last month: 0
#15 Federal
Digital Shoreline Analysis System version 4.3 transects and long-term linear regression shoreline change statistics for all data available within the Nantucket coastal region including the Nantucket Sound- and Atlantic Ocean- facing coasts of Nantucket, Muskeget and Tuckernuck Islands (Nantucket_transects_rates_LTw.shp)
- Organization: Department of the Interior
- Updated: 2021-11-16T00:00:00Z
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...
- xml
- xml
Search relevance: 49.66 | Views last month: 0
#16 Federal
Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate short-term (Linear Regression Rate) shoreline change statistics within the Nantucket coastal region including the Nantucket Sound- and Atlantic Ocean- facing coasts of Nantucket, Muskeget and Tuckernuck Islands (Nantucket_intersects_STlr.shp)
- Organization: Department of the Interior
- Updated: 2021-11-16T00:00:00Z
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...
- xml
- xml
Search relevance: 49.66 | Views last month: 0
#17 Federal
Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate short-term (End Point Rate) shoreline change statistics for the South Cape Cod coastal region from Stage Harbor Light in Chatham to Nobska Point in Woods Hole (SouthCapeCod_intersects_STepr.shp)
- Organization: Department of the Interior
- Updated: 2021-11-16T00:00:00Z
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...
- xml
- xml
Search relevance: 49.66 | Views last month: 0
#18 Federal
Digital Shoreline Analysis System version 4.3 transects and long-term linear regression shoreline change statistics without shorelines from 1970-1979 and 1994 within the Martha's Vineyard coastal region including the Vineyard Sound-, Nantucket Sound- and Atlantic Ocean- facing coasts of Martha's Vineyard and Nomans Land (MarthasVineyard_transects_rates_LTwo.shp)
- Organization: Department of the Interior
- Updated: 2021-11-16T00:00:00Z
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...
- xml
- xml
Search relevance: 49.66 | Views last month: 0
#19 Federal
Digital Shoreline Analysis System version 4.3 transects and long-term linear regression shoreline change statistics for all data available within the South Cape Cod coastal region from Stage Harbor Light in Chatham to Nobska Point in Woods Hole (SouthCapeCod_transects_rates_LTw.shp)
- Organization: Department of the Interior
- Updated: 2021-11-16T00:00:00Z
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...
- xml
- xml
Search relevance: 49.66 | Views last month: 0
#20 Federal
Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics for the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich
- Organization: Department of the Interior
- Updated: 2021-11-16T00:00:00Z
Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...
- xml
- xml
Search relevance: 49.66 | Views last month: 0

Filter selections are applied on each click

Draw a geographic box