Based on current data, the most visited sites focused on climate change issues and solutions are the following platforms:

1. NASA Climate Change: Vital Signs of the Planet

• Main topic: Providing data on global warming, the consequences of climate change, and scientific solutions.
• Key content: Updated statistics on CO₂ levels, temperature anomalies and glacier loss. This site offers rich visual tools such as Climate Time Machine, which show climate changes over time.

2. Copernicus Climate Change Service (C3S)

• Main topic: Monitoring and analysis of climate data in Europe and around the world.
• Key content: Forecasts and analysis, such as data on extreme temperatures in 2024, when temperatures first crossed the 1.5°C threshold above pre-industrial levels, are also available. The site also tracks changes in sea ice extent and precipitation.

3. World Resources Institute (WRI)

• Main topic: Practical solutions for reducing emissions, reforming food systems, and transitioning to clean energy.
• Key content: Details on how global agriculture can be reformed to more sustainable models, and the investments needed to modernize electricity grids. The site also provides tools to better understand the potential of renewable energy sources.

4. Climate Change News

• Main topic: News and analysis on climate risks, extreme weather events and policy initiatives.
• Key content: Focus on policy strategies to limit global warming, such as the goal of keeping warming below 1.5°C, and the economic losses caused by climate change.

5. UNDP Climate Promise

• Main topic: Public awareness of climate action and support for sustainable strategies in developing countries.
• Key content: Results of the largest global survey on climate change and support for climate action plans in developing economies.

Topics that resonate the most:

1. Global warming: Monitoring temperature records and their impacts on the planet.
2. Transition to clean energy: Technologies and investments in renewable energy sources.
3. Changes in ecosystems: Consequences on biodiversity, such as the loss of coral reefs and forests.
4. Political initiatives: Climate agreements, such as the Paris Agreement, and their implementation at the national level.

These sites and topics are an important source of information for individuals and organizations who want to actively participate in the fight against climate change. More details can be found on official sites such as NASA Climate a Copernicus Climate Change Service.