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Hydrology

Free TWI Calculator: Topographic Wetness Index for Any Location

Calculate the Topographic Wetness Index to identify flood-prone areas, wetlands, and soil moisture patterns. No GIS software needed.

April 20, 2026 · 7 min read
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Hazards

Fire Weather Index Map: Check Wildfire Danger for Any Location

Free FWI calculator (coming soon) showing wildfire danger ratings from temperature, humidity, wind, and precipitation data.

April 20, 2026 · 8 min read
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Hazards

Free RUSLE Calculator Online: Estimate Soil Erosion for Any Location

Calculate soil erosion using RUSLE with individual R, K, LS, C factor values. Free online tool — instant results.

April 20, 2026 · 8 min read
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Real Estate

Climate Risk Assessment for Real Estate and Property Investments

Evaluate flood, fire, erosion, and extreme weather exposure for any property. Comprehensive guide for real estate professionals.

March 22, 2026 · 7 min read
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Renewable Energy

Solar Radiation Data for Site Assessment: Free Online Tool

Access historical solar irradiance data for any location. Monthly averages and trends for solar farm site assessment.

March 22, 2026 · 6 min read
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Renewable Energy

Wind Data Analysis for Energy Projects: Free Online Tool

Historical wind speed and direction data for wind farm pre-feasibility and resource assessment.

March 22, 2026 · 5 min read
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Hazards

How to Assess Flood Risk for Any Property or Location

Use topographic wetness index, terrain slope, and precipitation history to evaluate flood susceptibility.

March 22, 2026 · 6 min read
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Weather Data

How to Get Historical Weather Data for Any Location (2015-2025)

Access 10 years of monthly climate data including temperature, precipitation, humidity, wind, and solar radiation.

March 22, 2026 · 5 min read
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Terrain

Free Terrain Analysis Tool: Elevation, Slope, and Aspect

Analyze terrain for any location using Copernicus DEM data. No GIS software required.

March 22, 2026 · 5 min read
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Vegetation

Free NDVI Vegetation Analysis Tool: No GIS Required

Analyze NDVI vegetation health with current values, historical trends, and time series charts.

March 22, 2026 · 6 min read
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Hazards

Soil Erosion Risk Assessment Using the RUSLE Model

Understand how rainfall, slope, soil type, and land cover affect erosion potential at any location.

March 22, 2026 · 6 min read
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Demographics

Population Density Data: Check Demographics for Any Location

WorldPop 2020 data at 1km resolution for site selection, market analysis, and infrastructure planning.

March 22, 2026 · 5 min read
Developers

Free Weather API: Get Weather Data by Coordinates (JSON, REST)

REST API for weather, climate, terrain, and environmental data. Simple API key authentication, JSON responses.

March 22, 2026 · 6 min read
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Terrain

How to Get Elevation Data for Any Location (Free Tool)

Copernicus DEM elevation lookup at 30m resolution. Get elevation, slope, aspect, and TWI for any coordinates.

March 25, 2026 · 5 min read
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Environment

Land Cover Classification: Check Land Use for Any Location

ESA WorldCover 2021 land cover data at 10m resolution. Identify cropland, forest, urban, water, and more.

March 25, 2026 · 5 min read
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Agriculture

Evapotranspiration Data: What It Is and Why It Matters

Understand ET and access evapotranspiration data for irrigation planning, water management, and crop health.

March 25, 2026 · 6 min read
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Real Estate

How to Create an Environmental Due Diligence Report

Generate environmental profiles for property transactions. Assess flood risk, terrain, vegetation, and climate.

March 25, 2026 · 7 min read
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Renewable Energy

Slope and Aspect Analysis for Solar Panel Placement

Use terrain data to find optimal solar panel orientation. Maximize energy yield with proper site selection.

March 25, 2026 · 5 min read
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Planning

How to Find Distance to Nearest Infrastructure (Free Tool)

Instant proximity analysis to roads, hospitals, airports, ports, power plants, and urban centers.

March 25, 2026 · 5 min read
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Vegetation

NDVI Time Series: Track Vegetation Change Over 10 Years

Monitor deforestation, crop health, urban sprawl, and ecosystem recovery with interactive NDVI charts.

March 25, 2026 · 6 min read
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Insurance

Weather Data for Insurance Risk Assessment

Use climate and hazard data for property insurance underwriting. Assess flood, wind, heat, and erosion exposure.

March 25, 2026 · 6 min read