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Global Climate Change

Throughout its ~4.5 billion year history, the Earth has experienced periods of warming and cooling. However, the current drastic increase in global temperatures is well outside of the Earth’s cyclic norms, and evidence for human-caused global climate change is compelling. Paleoclimatology, the study of ancient climate conditions, provides ample evidence for human-caused global climate change by comparing recent conditions with those in the past.

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Related Experiment Video

Updated: Mar 17, 2026

Vector Competence Analyses on Aedes aegypti Mosquitoes using Zika Virus

Vector Competence Analyses on Aedes aegypti Mosquitoes using Zika Virus

Published on: May 31, 2020

Dengue in a changing climate.

Kristie L Ebi¹, Joshua Nealon²

¹Departments of Global Health and Environmental and Occupational Health Sciences, University of Washington, WA 98015, USA.

Environmental Research

|August 1, 2016

Summary

This summary is machine-generated.

Dengue, a significant arboviral disease, has seen a 30-fold increase in incidence, with climate change expanding mosquito vector ranges. New prevention strategies, including vector control and vaccines, are crucial for managing this global health threat.

Keywords:

Aedes aegypti Aedes albopictus Climate change Dengue Dengue vaccine Vector control

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Experimental Viral Infection in Adult Mosquitoes by Oral Feeding and Microinjection

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A Murine Model of Dengue Virus-induced Acute Viral Encephalitis-like Disease

A Murine Model of Dengue Virus-induced Acute Viral Encephalitis-like Disease

Published on: April 28, 2019

Area of Science:

Arbovirology
Epidemiology
Climate Change Impact on Public Health

Background:

Dengue is a major global arboviral disease with a 30-fold rise in incidence over 50 years, reaching 390 million infections in 2010.
Factors like globalization, travel, and warming temperatures are linked to the spread of Aedes aegypti and Aedes albopictus mosquito vectors and dengue transmission.
Projected climate change will expand suitable habitats for Aedes mosquitoes, increasing dengue risk in new regions.

Purpose of the Study:

To highlight the escalating global burden of dengue.
To identify key drivers contributing to the spread of dengue and its vectors.
To underscore the urgent need for novel dengue prevention and control strategies.

Main Methods:

Review of epidemiological data on dengue incidence and trends.
Analysis of factors associated with the geographic spread of Aedes vectors.
Projection modeling of future dengue transmission under climate change scenarios.

Main Results:

Dengue incidence has dramatically increased, posing a significant public health challenge.
Environmental suitability for Aedes mosquito vectors is expanding due to climate change.
Underdeveloped health systems in endemic areas exacerbate control challenges.

Conclusions:

Climate change is projected to increase the geographic range and incidence of dengue.
Current Aedes mosquito control methods have limited effectiveness in preventing outbreaks.
Novel approaches, including advanced vector control and dengue vaccines, are essential for future disease management.