🌍 CO₂ Analysis Tool
NDVI/Correlation Analysis Edition
Analysis Overview
Status: No data loaded. Please upload a file or paste data.
Total Records
0
Date Range
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Mean CO₂
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ppm
Mean NDVI
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Unique Locations
0
Data Quality Report
No data loaded yet.
Quick Preview (First 5 rows)
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Analysis Summary
Run analysis to generate summary statistics and trends.
Correlation Analysis Summary
Pearson r (CO₂ vs NDVI)
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R² (Coefficient of Determination)
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Variance Explained
P-Value (Significance)
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Sample Size
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Valid Pairs
Raw Data View
Complete parsed dataset with standardized columns.
| # | Original Date | Parsed Date | Year | Month | Latitude (°N) | Longitude (°E) | CO₂ (ppm) | NDVI |
|---|---|---|---|---|---|---|---|---|
| No data loaded. Please upload a file or paste data. | ||||||||
Temporal Analysis
Annual Statistics
| Year | Mean CO₂ (ppm) | Min (ppm) | Max (ppm) | Std Dev | N | Trend (ppm/yr) |
|---|---|---|---|---|---|---|
| Run analysis to generate statistics | ||||||
Seasonal Variation Analysis
View Mode:
Monthly View: Shows CO₂ variation across all 12 months (January - December) pooled across all years.
Monthly Statistics
| Month | Mean CO₂ (ppm) | Std Dev | Min (ppm) | Max (ppm) | Sample Size |
|---|
Spatial Distribution Analysis
Standard Deviation Ellipse (SDE) Parameters
The SDE quantifies the geographic distribution, orientation, and stability of CO₂ patterns.
| Period | Center Longitude (°E) | Center Latitude (°N) | Major Axis (°) | Minor Axis (°) | Axis Ratio | Rotation (°) |
|---|---|---|---|---|---|---|
| Run analysis with SDE option enabled | ||||||
Spatial Center
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Center Drift
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km
Mean Dispersion
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degrees
Correlation Analysis: CO₂ vs NDVI
Pearson Correlation Coefficient (r): Measures linear correlation between CO₂ concentration and NDVI.
Values range from -1 (perfect negative) to +1 (perfect positive). R² indicates the proportion of variance explained.
Correlation Coefficient (r)
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R² Value
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Explained Variance
Regression Slope
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CO₂ change per NDVI unit
Intercept
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Baseline CO₂ (ppm)
Correlation Statistics by Season
| Season | Pearson r | R² | P-Value | Sample Size | Relationship |
|---|---|---|---|---|---|
| Run analysis to generate correlation statistics | |||||
Interpretation Guide
Correlation Strength:
0.7 to 1.0 Strong Positive
0.4 to 0.7 Moderate Positive
0.1 to 0.4 Weak Positive
-0.1 to 0.1 No Correlation
-0.4 to -0.1 Weak Negative
-0.7 to -0.4 Moderate Negative
-1.0 to -0.7 Strong Negative
Generated Tables
Publication-ready tables following scientific reporting standards.
Table 1: Comparison with Previous Studies
| Study | Dataset | Period | Region | Key Findings | CO₂ Trend (ppm/yr) | Correlation |
|---|---|---|---|---|---|---|
| Run analysis to compare with literature | ||||||
Table 2: Dataset Description
| S.No | Data Name | Source | Temporal Resolution | Spatial Resolution | Coverage |
|---|---|---|---|---|---|
| 1 | CO₂ Measurements | Field/Station Measurements | Daily/Monthly | Point | - |
| 2 | NDVI | Remote Sensing/Satellite | Monthly | 250m - 1km | MODIS/Landsat |
Table 3: Spatiotemporal SDE Summary
Run spatial analysis to generate SDE parameters table.
Table 4: Correlation Analysis Summary
| Variable Pair | Pearson r | R² | P-Value | Regression Equation | N |
|---|---|---|---|---|---|
| Run analysis to generate correlation statistics | |||||
Table S1: Monthly CO₂ Statistics
| Month | Mean (ppm) | Std Dev | Min (ppm) | Max (ppm) | Sample Size |
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Table S2: Seasonal CO₂ Statistics (IMD Classification)
| Season | Months | Mean (ppm) | Std Dev | Min (ppm) | Max (ppm) | Sample Size |
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