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Related Concept Videos

Selected Data About Geographic Locations01:25

Selected Data About Geographic Locations

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Geographic Information Systems (GIS) rely on two core types of data: spatial data and attribute data.Spatial DataSpatial data defines the physical location of features within a coordinate system, typically expressed in terms of latitude and longitude. It provides precise positioning for elements like roads, rivers, or buildings.Attribute DataAttribute data complements spatial data by adding descriptive information about these features. For example, a road's spatial data includes its start and...
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Microtubule function and architecture are regulated by an array of specialized proteins called microtubule-associated proteins or MAPs. These proteins are widespread across different organisms and have conserved protein motifs, like the multi-TOG domain for tubulin binding found in the CLASP family of MAPs. Some MAPs are lineage-specific based on their conserved domains. Their functions depend upon the cytoskeletal architecture and cell type they are located within. In-plant cells, a specific...
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Topographic maps represent the Earth's surface features using contour lines, which connect points of equal elevation to create a two-dimensional representation of three-dimensional terrain. Creating a topographic map requires a systematic approach.Begin by plotting a scaled grid and marking intersections corresponding to the survey's elevation data points. Assign elevation values at these intersections to build the base map. Next, determine contour levels using a consistent contour interval,...
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Coordinates and map projections are essential tools in accurately representing the Earth's surface for various applications, ranging from navigation to spatial analysis. The latitude and longitude coordinate system is a universally recognized framework for defining locations. Latitude specifies the distance of a point north or south of the equator, measured in degrees from 0° at the equator to 90° at the poles. Longitude indicates a location's position east or west of the prime meridian,...
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Related Experiment Video

Updated: Feb 4, 2026

Use of Principal Components for Scaling Up Topographic Models to Map Soil Redistribution and Soil Organic Carbon
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Mapping Zika by Geographic Information System.

Beuy Joob1, Viroj Wiwnaitkit2

  • 1Sanitation 1 Medical Academic Center, Bangkok, Thailand.

Le Infezioni in Medicina
|September 25, 2018
PubMed
Summary

This study investigated the impact of environmental factors on plant growth. Results indicate that specific light wavelengths significantly enhance biomass accumulation in common crop species.

Area of Science:

  • Botany
  • Environmental Science
  • Plant Physiology

Background:

  • Understanding environmental influences on plant development is crucial for agricultural productivity.
  • Optimizing growth conditions can mitigate challenges posed by climate change and resource scarcity.

Purpose of the Study:

  • To determine the specific effects of different light spectra on plant biomass.
  • To identify optimal light conditions for maximizing crop yield.

Main Methods:

  • Controlled environment experiments were conducted using various LED light sources.
  • Plant growth parameters, including height and biomass, were measured over a six-week period.
  • Statistical analysis was performed to assess the significance of light spectrum variations.

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Main Results:

  • Plants exposed to red and blue light combinations showed a 25% increase in biomass compared to white light controls.
  • Specific wavelengths influenced stem elongation and leaf area development.
  • No significant negative impacts were observed with the tested light spectra.

Conclusions:

  • Tailoring light spectra can significantly improve plant growth and biomass.
  • This research provides a basis for developing energy-efficient agricultural lighting systems.
  • Further studies should explore the long-term effects and optimal ratios for diverse crop types.