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New book reveals how climate change affects ENSO

November 10, 2020 8:56 am Published by Comments Off on New book reveals how climate change affects ENSO

As a La Niña event intensifies in the Pacific, bringing increased rain to parts of Australia and a powerful hurricane season to the Tropical Atlantic, a new book reveals the dynamics and impacts of the El Niño Southern Oscillation (ENSO), the irregular cycle that switches the Pacific Ocean between these cool La Niña and warm El Niño events.

Research brief: tropics and SOUTHERN HEMISPHERE subtropics were drier in the mid‑Pliocene Warm Period

November 2, 2020 2:28 pm Published by Comments Off on Research brief: tropics and SOUTHERN HEMISPHERE subtropics were drier in the mid‑Pliocene Warm Period

New study shows November-to-March precipitation (when rainy season peaks over most of the Southern Hemisphere land mass) was significantly reduced both in the Southern Hemisphere tropics and subtropics due to a weakening of the subtropical convergence zones during the mid-Pliocene Warm Period.

Research brief: Tropical rainfall modelling errors decrease slowly, but storm resolving models may be the future

October 23, 2020 10:24 am Published by Comments Off on Research brief: Tropical rainfall modelling errors decrease slowly, but storm resolving models may be the future

An international team including CLEX researchers examined models used by the Intergovernmental Panel for Climate Change (IPCC) over three model phases linked to IPCC reports – CMIP3, CMIP5, and the most recent, CMIP6, to see if they improved representation of tropical rainfall.

Research brief: New roadmap aims to quickly integrate real-world data into ecosystem models

October 20, 2020 1:41 pm Published by Comments Off on Research brief: New roadmap aims to quickly integrate real-world data into ecosystem models

An international group of researchers performed a critical review of the information infrastructure that connects ecosystem modelling and measurement efforts. This group has now proposed a roadmap to community cyber-infrastructure development that can reduce the divisions between empirical research and modelling, accelerating the pace of discovery.

Research brief: The Sensitivity of Atmospheric River Identification

October 20, 2020 9:43 am Published by Comments Off on Research brief: The Sensitivity of Atmospheric River Identification

CLEX researchers explore the challenges of identifying atmospheric rivers and find that detecting these events is highly variable according to resolution, and choice of the integrated water vapour transport thresholds. The uncertainties in a single detection method and data parameters may be as large as uncertainties across AR detection methodologies.

Research brief: IPCC review reveals climate impacts occur at lower temperatures than previously thought.

October 19, 2020 1:59 pm Published by Comments Off on Research brief: IPCC review reveals climate impacts occur at lower temperatures than previously thought.

An international review of IPCC reports since 2001 has found that as the science has improved with each report, a trend has appeared showing climate related impacts like heatwaves, the collapse of the West Antarctic ice sheet and coral bleaching are likely to occur at lower global mean temperatures than estimated in earlier reports.

Demonstrating a sovereign climate risk capability

October 9, 2020 11:53 am Published by Comments Off on Demonstrating a sovereign climate risk capability

PhD student Charuni Pathmeswaran was invited as a climate scientist to take part in a young professionals’ event organized by the NESP Earth Systems and Climate and Change (ESCC) Hub and jointly hosted by the Actuaries Institute and Engineers Australia.

Self-Doubt and Statistical Fallacies: My First Time Reviewing

October 6, 2020 9:59 am Published by Comments Off on Self-Doubt and Statistical Fallacies: My First Time Reviewing

Kim Reid's first peer review task is to review the manuscript of two of the biggest names in her field of expertise. In taking on this daunting challenge she finds a useful online guide and remembers the key teaching of a CLEX chief investigator, Dietmar Dommenget.